diff --git a/calculatorpp-core/pom.xml b/calculatorpp-core/pom.xml
index 413e9797..9aeff3d9 100644
--- a/calculatorpp-core/pom.xml
+++ b/calculatorpp-core/pom.xml
@@ -1,65 +1,65 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0"
-         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
-    <modelVersion>4.0.0</modelVersion>
-
-    <parent>
-        <groupId>org.solovyev.android</groupId>
-        <artifactId>calculatorpp-parent</artifactId>
-        <version>1.4.0-rc</version>
-    </parent>
-
-    <groupId>org.solovyev.android</groupId>
-    <artifactId>calculatorpp-core</artifactId>
-    <version>1.4.0-rc</version>
-    <name>Calculator++ Application Core</name>
-
-    <packaging>jar</packaging>
-
-    <dependencies>
-
-        <dependency>
-            <groupId>org.solovyev</groupId>
-            <artifactId>common-text</artifactId>
-        </dependency>
-
-        <dependency>
-            <groupId>junit</groupId>
-            <artifactId>junit</artifactId>
-            <scope>test</scope>
-        </dependency>
-
-        <dependency>
-            <groupId>net.sf.opencsv</groupId>
-            <artifactId>opencsv</artifactId>
-            <version>2.0</version>
-            <scope>test</scope>
-        </dependency>
-
-        <dependency>
-            <groupId>org.mockito</groupId>
-            <artifactId>mockito-core</artifactId>
-            <version>1.9.0</version>
-            <scope>test</scope>
-        </dependency>
-
-        <dependency>
-            <groupId>com.intellij</groupId>
-            <artifactId>annotations</artifactId>
-        </dependency>
-
-        <dependency>
-            <groupId>org.solovyev</groupId>
-            <artifactId>jscl</artifactId>
-        </dependency>
-
-        <dependency>
-            <groupId>org.simpleframework</groupId>
-            <artifactId>simple-xml</artifactId>
-        </dependency>
-
-    </dependencies>
-
-    
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+
+    <parent>
+        <groupId>org.solovyev.android</groupId>
+        <artifactId>calculatorpp-parent</artifactId>
+        <version>1.4.0</version>
+    </parent>
+
+    <groupId>org.solovyev.android</groupId>
+    <artifactId>calculatorpp-core</artifactId>
+    <version>1.4.0</version>
+    <name>Calculator++ Application Core</name>
+
+    <packaging>jar</packaging>
+
+    <dependencies>
+
+        <dependency>
+            <groupId>org.solovyev</groupId>
+            <artifactId>common-text</artifactId>
+        </dependency>
+
+        <dependency>
+            <groupId>junit</groupId>
+            <artifactId>junit</artifactId>
+            <scope>test</scope>
+        </dependency>
+
+        <dependency>
+            <groupId>net.sf.opencsv</groupId>
+            <artifactId>opencsv</artifactId>
+            <version>2.0</version>
+            <scope>test</scope>
+        </dependency>
+
+        <dependency>
+            <groupId>org.mockito</groupId>
+            <artifactId>mockito-core</artifactId>
+            <version>1.9.0</version>
+            <scope>test</scope>
+        </dependency>
+
+        <dependency>
+            <groupId>com.intellij</groupId>
+            <artifactId>annotations</artifactId>
+        </dependency>
+
+        <dependency>
+            <groupId>org.solovyev</groupId>
+            <artifactId>jscl</artifactId>
+        </dependency>
+
+        <dependency>
+            <groupId>org.simpleframework</groupId>
+            <artifactId>simple-xml</artifactId>
+        </dependency>
+
+    </dependencies>
+
+    
 </project>
\ No newline at end of file
diff --git a/calculatorpp-test/pom.xml b/calculatorpp-test/pom.xml
index b56d6ab6..176c3b5c 100644
--- a/calculatorpp-test/pom.xml
+++ b/calculatorpp-test/pom.xml
@@ -1,20 +1,20 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0"
-         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
-
-    <parent>
-        <groupId>org.solovyev.android</groupId>
-        <artifactId>calculatorpp-parent</artifactId>
-        <version>1.4.0-rc</version>
-    </parent>
-
-    <modelVersion>4.0.0</modelVersion>
-
-    <groupId>org.solovyev.android</groupId>
-    <artifactId>calculatorpp-test</artifactId>
-    <name>Calculator++ Application (Test)</name>
-
-
-
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+
+    <parent>
+        <groupId>org.solovyev.android</groupId>
+        <artifactId>calculatorpp-parent</artifactId>
+        <version>1.4.0</version>
+    </parent>
+
+    <modelVersion>4.0.0</modelVersion>
+
+    <groupId>org.solovyev.android</groupId>
+    <artifactId>calculatorpp-test</artifactId>
+    <name>Calculator++ Application (Test)</name>
+
+
+
 </project>
\ No newline at end of file
diff --git a/calculatorpp/AndroidManifest.xml b/calculatorpp/AndroidManifest.xml
index ee1ce70d..1b5250f0 100644
--- a/calculatorpp/AndroidManifest.xml
+++ b/calculatorpp/AndroidManifest.xml
@@ -1,57 +1,57 @@
-<?xml version="1.0" encoding="utf-8"?>
-<manifest xmlns:android="http://schemas.android.com/apk/res/android" android:installLocation="auto" android:versionCode="95" android:versionName="1.4.0-rc" package="org.solovyev.android.calculator">
-
-    <uses-permission android:name="android.permission.VIBRATE"/>
-    <uses-permission android:name="android.permission.INTERNET"/>
-    <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"/>
-    <uses-permission android:name="com.android.vending.BILLING"/>
-
-
-    <uses-sdk android:minSdkVersion="4" android:targetSdkVersion="8"/>
-
-    <application android:debuggable="false" android:hardwareAccelerated="false" android:icon="@drawable/icon" android:label="@string/c_app_name" android:name=".CalculatorApplication" android:theme="@style/metro_blue_theme">
-
-        <activity android:label="@string/c_app_name" android:name=".CalculatorActivity" android:windowSoftInputMode="adjustPan">
-
-            <intent-filter>
-                <action android:name="android.intent.action.MAIN"/>
-                <category android:name="android.intent.category.LAUNCHER"/>
-            </intent-filter>
-
-        </activity>
-
-        <!-- settings must use action bar icon-->
-        <activity android:icon="@drawable/icon_action_bar" android:label="@string/c_app_settings" android:name=".CalculatorPreferencesActivity"/>
-
-        <activity android:label="@string/c_history" android:name=".history.CalculatorHistoryActivity"/>
-
-        <activity android:label="@string/c_about" android:name=".about.CalculatorAboutActivity"/>
-
-        <activity android:label="@string/c_help" android:name=".help.CalculatorHelpActivity"/>
-
-        <activity android:label="@string/c_functions" android:name=".math.edit.CalculatorFunctionsActivity"/>
-
-        <activity android:label="@string/c_operators" android:name=".math.edit.CalculatorOperatorsActivity"/>
-
-        <activity android:label="@string/c_vars_and_constants" android:name=".math.edit.CalculatorVarsActivity"/>
-
-        <activity android:label="@string/c_plot_graph" android:name=".plot.CalculatorPlotActivity"/>
-
-        <!-- settings must use action bar icon-->
-        <activity android:icon="@drawable/icon_action_bar" android:label="@string/c_settings" android:name=".plot.CalculatorPlotPreferenceActivity"/>
-
-        <activity android:configChanges="keyboard|keyboardHidden|orientation|screenLayout|uiMode|screenSize|smallestScreenSize" android:name="com.google.ads.AdActivity"/>
-
-        <service android:name="net.robotmedia.billing.BillingService"/>
-        <receiver android:name="net.robotmedia.billing.BillingReceiver">
-            <intent-filter>
-                <action android:name="com.android.vending.billing.IN_APP_NOTIFY"/>
-                <action android:name="com.android.vending.billing.RESPONSE_CODE"/>
-                <action android:name="com.android.vending.billing.PURCHASE_STATE_CHANGED"/>
-            </intent-filter>
-        </receiver>
-
-        <activity android:excludeFromRecents="true" android:finishOnTaskLaunch="true" android:launchMode="singleInstance" android:name="org.acra.CrashReportDialog" android:theme="@style/Theme.Sherlock.Dialog"/>
-
-    </application>
+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android" android:installLocation="auto" android:versionCode="96" android:versionName="1.4.0" package="org.solovyev.android.calculator">
+
+    <uses-permission android:name="android.permission.VIBRATE"/>
+    <uses-permission android:name="android.permission.INTERNET"/>
+    <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"/>
+    <uses-permission android:name="com.android.vending.BILLING"/>
+
+
+    <uses-sdk android:minSdkVersion="4" android:targetSdkVersion="8"/>
+
+    <application android:debuggable="false" android:hardwareAccelerated="false" android:icon="@drawable/icon" android:label="@string/c_app_name" android:name=".CalculatorApplication" android:theme="@style/metro_blue_theme">
+
+        <activity android:label="@string/c_app_name" android:name=".CalculatorActivity" android:windowSoftInputMode="adjustPan">
+
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN"/>
+                <category android:name="android.intent.category.LAUNCHER"/>
+            </intent-filter>
+
+        </activity>
+
+        <!-- settings must use action bar icon-->
+        <activity android:icon="@drawable/icon_action_bar" android:label="@string/c_app_settings" android:name=".CalculatorPreferencesActivity"/>
+
+        <activity android:label="@string/c_history" android:name=".history.CalculatorHistoryActivity"/>
+
+        <activity android:label="@string/c_about" android:name=".about.CalculatorAboutActivity"/>
+
+        <activity android:label="@string/c_help" android:name=".help.CalculatorHelpActivity"/>
+
+        <activity android:label="@string/c_functions" android:name=".math.edit.CalculatorFunctionsActivity"/>
+
+        <activity android:label="@string/c_operators" android:name=".math.edit.CalculatorOperatorsActivity"/>
+
+        <activity android:label="@string/c_vars_and_constants" android:name=".math.edit.CalculatorVarsActivity"/>
+
+        <activity android:label="@string/c_plot_graph" android:name=".plot.CalculatorPlotActivity"/>
+
+        <!-- settings must use action bar icon-->
+        <activity android:icon="@drawable/icon_action_bar" android:label="@string/c_settings" android:name=".plot.CalculatorPlotPreferenceActivity"/>
+
+        <activity android:configChanges="keyboard|keyboardHidden|orientation|screenLayout|uiMode|screenSize|smallestScreenSize" android:name="com.google.ads.AdActivity"/>
+
+        <service android:name="net.robotmedia.billing.BillingService"/>
+        <receiver android:name="net.robotmedia.billing.BillingReceiver">
+            <intent-filter>
+                <action android:name="com.android.vending.billing.IN_APP_NOTIFY"/>
+                <action android:name="com.android.vending.billing.RESPONSE_CODE"/>
+                <action android:name="com.android.vending.billing.PURCHASE_STATE_CHANGED"/>
+            </intent-filter>
+        </receiver>
+
+        <activity android:excludeFromRecents="true" android:finishOnTaskLaunch="true" android:launchMode="singleInstance" android:name="org.acra.CrashReportDialog" android:theme="@style/Theme.Sherlock.Dialog"/>
+
+    </application>
 </manifest>
\ No newline at end of file
diff --git a/calculatorpp/pom.xml b/calculatorpp/pom.xml
index 59c9602c..c38b2599 100644
--- a/calculatorpp/pom.xml
+++ b/calculatorpp/pom.xml
@@ -1,354 +1,354 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0"
-         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
-
-    <parent>
-        <groupId>org.solovyev.android</groupId>
-        <artifactId>calculatorpp-parent</artifactId>
-        <version>1.4.0-rc</version>
-    </parent>
-
-    <modelVersion>4.0.0</modelVersion>
-
-    <groupId>org.solovyev.android</groupId>
-    <artifactId>calculatorpp</artifactId>
-    <packaging>apk</packaging>
-    <name>Calculator++ Application</name>
-
-    <dependencies>
-
-        <!-- OWN -->
-
-        <dependency>
-            <groupId>org.solovyev.android</groupId>
-            <artifactId>calculatorpp-core</artifactId>
-            <version>1.4.0-rc</version>
-        </dependency>
-
-        <dependency>
-            <groupId>org.solovyev</groupId>
-            <artifactId>common-core</artifactId>
-        </dependency>
-
-        <dependency>
-            <groupId>org.solovyev</groupId>
-            <artifactId>common-text</artifactId>
-        </dependency>
-
-        <dependency>
-            <groupId>org.solovyev.android</groupId>
-            <artifactId>android-common-core</artifactId>
-            <type>apklib</type>
-        </dependency>
-
-        <dependency>
-            <groupId>org.solovyev.android</groupId>
-            <artifactId>android-common-ads</artifactId>
-            <type>apklib</type>
-        </dependency>
-
-        <dependency>
-            <groupId>org.solovyev.android</groupId>
-            <artifactId>android-common-view</artifactId>
-            <type>apklib</type>
-        </dependency>
-
-        <dependency>
-            <groupId>org.solovyev.android</groupId>
-            <artifactId>android-common-preferences</artifactId>
-            <type>apklib</type>
-        </dependency>
-
-        <dependency>
-            <groupId>org.solovyev.android</groupId>
-            <artifactId>android-common-other</artifactId>
-            <type>apklib</type>
-        </dependency>
-
-        <dependency>
-            <groupId>org.solovyev.android</groupId>
-            <artifactId>android-common-menu</artifactId>
-            <type>apklib</type>
-        </dependency>
-
-        <dependency>
-            <groupId>org.solovyev.android</groupId>
-            <artifactId>android-common-sherlock</artifactId>
-            <type>apklib</type>
-        </dependency>
-
-
-        <dependency>
-            <groupId>org.solovyev</groupId>
-            <artifactId>jscl</artifactId>
-        </dependency>
-
-        <!--OTHER-->
-        <dependency>
-            <groupId>ch.acra</groupId>
-            <artifactId>acra</artifactId>
-            <version>4.3.0</version>
-        </dependency>
-
-        <dependency>
-            <groupId>com.google.android</groupId>
-            <artifactId>android</artifactId>
-            <scope>provided</scope>
-        </dependency>
-
-        <dependency>
-            <groupId>com.google.android</groupId>
-            <artifactId>support-v4</artifactId>
-        </dependency>
-
-        <dependency>
-            <groupId>com.actionbarsherlock</groupId>
-            <artifactId>library</artifactId>
-            <type>apklib</type>
-        </dependency>
-
-        <dependency>
-            <groupId>net.sf.opencsv</groupId>
-            <artifactId>opencsv</artifactId>
-            <version>2.0</version>
-            <scope>test</scope>
-        </dependency>
-
-        <dependency>
-            <groupId>org.mockito</groupId>
-            <artifactId>mockito-core</artifactId>
-            <version>1.9.0</version>
-            <scope>test</scope>
-        </dependency>
-
-        <dependency>
-            <groupId>org.simpleframework</groupId>
-            <artifactId>simple-xml</artifactId>
-        </dependency>
-
-        <dependency>
-            <groupId>achartengine</groupId>
-            <artifactId>achartengine</artifactId>
-            <version>0.7.1</version>
-        </dependency>
-
-        <dependency>
-            <groupId>admob</groupId>
-            <artifactId>admob</artifactId>
-            <version>6.1.0</version>
-        </dependency>
-
-        <dependency>
-            <groupId>org.solovyev.android</groupId>
-            <artifactId>billing</artifactId>
-            <version>0.2</version>
-            <type>apklib</type>
-        </dependency>
-
-        <dependency>
-            <groupId>com.google.guava</groupId>
-            <artifactId>guava</artifactId>
-            <version>11.0.2</version>
-        </dependency>
-
-        <dependency>
-            <groupId>junit</groupId>
-            <artifactId>junit</artifactId>
-            <scope>test</scope>
-        </dependency>
-
-        <dependency>
-            <groupId>com.intellij</groupId>
-            <artifactId>annotations</artifactId>
-        </dependency>
-
-        <dependency>
-            <groupId>com.pivotallabs</groupId>
-            <artifactId>robolectric</artifactId>
-            <version>1.1</version>
-            <scope>test</scope>
-        </dependency>
-
-    </dependencies>
-
-    <build>
-
-
-        <plugins>
-
-            <plugin>
-                <groupId>com.jayway.maven.plugins.android.generation2</groupId>
-                <artifactId>android-maven-plugin</artifactId>
-                <extensions>true</extensions>
-                <configuration>
-                    <manifest>
-                        <debuggable>true</debuggable>
-                    </manifest>
-                </configuration>
-                <executions>
-                    <execution>
-                        <id>manifestUpdate</id>
-                        <phase>process-resources</phase>
-                        <goals>
-                            <goal>manifest-update</goal>
-                        </goals>
-                    </execution>
-                    <execution>
-                        <id>alignApk</id>
-                        <phase>package</phase>
-                        <goals>
-                            <goal>zipalign</goal>
-                        </goals>
-                    </execution>
-                </executions>
-            </plugin>
-
-        </plugins>
-
-    </build>
-
-    <profiles>
-
-        <profile>
-            <id>release</id>
-            <!-- via this activation the profile is automatically used when the release is done with the maven release
-            plugin -->
-            <activation>
-                <property>
-                    <name>performRelease</name>
-                    <value>true</value>
-                </property>
-            </activation>
-
-            <build>
-                <plugins>
-
-                    <plugin>
-                        <groupId>org.codehaus.mojo</groupId>
-                        <artifactId>properties-maven-plugin</artifactId>
-                        <version>1.0-alpha-2</version>
-                        <executions>
-                            <execution>
-                                <phase>initialize</phase>
-                                <goals>
-                                    <goal>read-project-properties</goal>
-                                </goals>
-                                <configuration>
-                                    <files>
-                                        <file>${project.basedir}/misc/env/jarsigner.properties</file>
-                                    </files>
-                                </configuration>
-                            </execution>
-                        </executions>
-                    </plugin>
-
-                    <plugin>
-                        <groupId>org.apache.maven.plugins</groupId>
-                        <artifactId>maven-jarsigner-plugin</artifactId>
-                        <executions>
-                            <execution>
-                                <id>signing</id>
-                                <goals>
-                                    <goal>sign</goal>
-                                    <goal>verify</goal>
-                                </goals>
-                                <phase>package</phase>
-                                <inherited>true</inherited>
-                                <configuration>
-                                    <removeExistingSignatures>true</removeExistingSignatures>
-                                    <archiveDirectory/>
-                                    <includes>
-                                        <include>${project.build.directory}/${project.artifactId}-${project.version}.apk</include>
-                                    </includes>
-                                    <keystore>${sign.keystore}</keystore>
-                                    <alias>${sign.alias}</alias>
-                                    <storepass>${sign.storepass}</storepass>
-                                    <keypass>${sign.keypass}</keypass>
-                                    <verbose>false</verbose>
-                                </configuration>
-                            </execution>
-                        </executions>
-                    </plugin>
-
-                    <!-- the signed apk then needs to be zipaligned and we activate proguard and we run the manifest
-                    update -->
-                    <plugin>
-                        <groupId>com.jayway.maven.plugins.android.generation2</groupId>
-                        <artifactId>android-maven-plugin</artifactId>
-                        <inherited>true</inherited>
-                        <configuration>
-
-                            <sign>
-                                <debug>false</debug>
-                            </sign>
-
-                            <zipalign>
-                                <verbose>false</verbose>
-                                <inputApk>${project.build.directory}/${project.artifactId}-${project.version}.apk</inputApk>
-                                <outputApk>${project.build.directory}/${project.artifactId}-${project.version}-signed-aligned.apk</outputApk>
-                            </zipalign>
-
-                            <manifest>
-                                <debuggable>false</debuggable>
-                                <versionCodeAutoIncrement>true</versionCodeAutoIncrement>
-                            </manifest>
-
-                            <proguard>
-                                <skip>false</skip>
-                            </proguard>
-                        </configuration>
-
-                        <executions>
-                            <execution>
-                                <id>manifestUpdate</id>
-                                <phase>process-resources</phase>
-                                <goals>
-                                    <goal>manifest-update</goal>
-                                </goals>
-                            </execution>
-                            <execution>
-                                <id>alignApk</id>
-                                <phase>package</phase>
-                                <goals>
-                                    <goal>zipalign</goal>
-                                </goals>
-                            </execution>
-                        </executions>
-                    </plugin>
-
-                    <plugin>
-                        <groupId>org.codehaus.mojo</groupId>
-                        <artifactId>build-helper-maven-plugin</artifactId>
-                        <configuration>
-                            <artifacts>
-                                <artifact>
-                                    <file>${project.build.directory}/${project.artifactId}-${project.version}-signed-aligned.apk</file>
-                                    <type>apk</type>
-                                    <classifier>signed-aligned</classifier>
-                                </artifact>
-                                <artifact>
-                                    <file>${project.build.directory}/proguard/mapping.txt</file>
-                                    <type>map</type>
-                                    <classifier>release</classifier>
-                                </artifact>
-                            </artifacts>
-                        </configuration>
-                        <executions>
-                            <execution>
-                                <id>attach-signed-aligned</id>
-                                <phase>package</phase>
-                                <goals>
-                                    <goal>attach-artifact</goal>
-                                </goals>
-                            </execution>
-                        </executions>
-                    </plugin>
-
-                </plugins>
-            </build>
-        </profile>
-    </profiles>
-
-
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+
+    <parent>
+        <groupId>org.solovyev.android</groupId>
+        <artifactId>calculatorpp-parent</artifactId>
+        <version>1.4.0</version>
+    </parent>
+
+    <modelVersion>4.0.0</modelVersion>
+
+    <groupId>org.solovyev.android</groupId>
+    <artifactId>calculatorpp</artifactId>
+    <packaging>apk</packaging>
+    <name>Calculator++ Application</name>
+
+    <dependencies>
+
+        <!-- OWN -->
+
+        <dependency>
+            <groupId>org.solovyev.android</groupId>
+            <artifactId>calculatorpp-core</artifactId>
+            <version>1.4.0</version>
+        </dependency>
+
+        <dependency>
+            <groupId>org.solovyev</groupId>
+            <artifactId>common-core</artifactId>
+        </dependency>
+
+        <dependency>
+            <groupId>org.solovyev</groupId>
+            <artifactId>common-text</artifactId>
+        </dependency>
+
+        <dependency>
+            <groupId>org.solovyev.android</groupId>
+            <artifactId>android-common-core</artifactId>
+            <type>apklib</type>
+        </dependency>
+
+        <dependency>
+            <groupId>org.solovyev.android</groupId>
+            <artifactId>android-common-ads</artifactId>
+            <type>apklib</type>
+        </dependency>
+
+        <dependency>
+            <groupId>org.solovyev.android</groupId>
+            <artifactId>android-common-view</artifactId>
+            <type>apklib</type>
+        </dependency>
+
+        <dependency>
+            <groupId>org.solovyev.android</groupId>
+            <artifactId>android-common-preferences</artifactId>
+            <type>apklib</type>
+        </dependency>
+
+        <dependency>
+            <groupId>org.solovyev.android</groupId>
+            <artifactId>android-common-other</artifactId>
+            <type>apklib</type>
+        </dependency>
+
+        <dependency>
+            <groupId>org.solovyev.android</groupId>
+            <artifactId>android-common-menu</artifactId>
+            <type>apklib</type>
+        </dependency>
+
+        <dependency>
+            <groupId>org.solovyev.android</groupId>
+            <artifactId>android-common-sherlock</artifactId>
+            <type>apklib</type>
+        </dependency>
+
+
+        <dependency>
+            <groupId>org.solovyev</groupId>
+            <artifactId>jscl</artifactId>
+        </dependency>
+
+        <!--OTHER-->
+        <dependency>
+            <groupId>ch.acra</groupId>
+            <artifactId>acra</artifactId>
+            <version>4.3.0</version>
+        </dependency>
+
+        <dependency>
+            <groupId>com.google.android</groupId>
+            <artifactId>android</artifactId>
+            <scope>provided</scope>
+        </dependency>
+
+        <dependency>
+            <groupId>com.google.android</groupId>
+            <artifactId>support-v4</artifactId>
+        </dependency>
+
+        <dependency>
+            <groupId>com.actionbarsherlock</groupId>
+            <artifactId>library</artifactId>
+            <type>apklib</type>
+        </dependency>
+
+        <dependency>
+            <groupId>net.sf.opencsv</groupId>
+            <artifactId>opencsv</artifactId>
+            <version>2.0</version>
+            <scope>test</scope>
+        </dependency>
+
+        <dependency>
+            <groupId>org.mockito</groupId>
+            <artifactId>mockito-core</artifactId>
+            <version>1.9.0</version>
+            <scope>test</scope>
+        </dependency>
+
+        <dependency>
+            <groupId>org.simpleframework</groupId>
+            <artifactId>simple-xml</artifactId>
+        </dependency>
+
+        <dependency>
+            <groupId>achartengine</groupId>
+            <artifactId>achartengine</artifactId>
+            <version>0.7.1</version>
+        </dependency>
+
+        <dependency>
+            <groupId>admob</groupId>
+            <artifactId>admob</artifactId>
+            <version>6.1.0</version>
+        </dependency>
+
+        <dependency>
+            <groupId>org.solovyev.android</groupId>
+            <artifactId>billing</artifactId>
+            <version>0.2</version>
+            <type>apklib</type>
+        </dependency>
+
+        <dependency>
+            <groupId>com.google.guava</groupId>
+            <artifactId>guava</artifactId>
+            <version>11.0.2</version>
+        </dependency>
+
+        <dependency>
+            <groupId>junit</groupId>
+            <artifactId>junit</artifactId>
+            <scope>test</scope>
+        </dependency>
+
+        <dependency>
+            <groupId>com.intellij</groupId>
+            <artifactId>annotations</artifactId>
+        </dependency>
+
+        <dependency>
+            <groupId>com.pivotallabs</groupId>
+            <artifactId>robolectric</artifactId>
+            <version>1.1</version>
+            <scope>test</scope>
+        </dependency>
+
+    </dependencies>
+
+    <build>
+
+
+        <plugins>
+
+            <plugin>
+                <groupId>com.jayway.maven.plugins.android.generation2</groupId>
+                <artifactId>android-maven-plugin</artifactId>
+                <extensions>true</extensions>
+                <configuration>
+                    <manifest>
+                        <debuggable>true</debuggable>
+                    </manifest>
+                </configuration>
+                <executions>
+                    <execution>
+                        <id>manifestUpdate</id>
+                        <phase>process-resources</phase>
+                        <goals>
+                            <goal>manifest-update</goal>
+                        </goals>
+                    </execution>
+                    <execution>
+                        <id>alignApk</id>
+                        <phase>package</phase>
+                        <goals>
+                            <goal>zipalign</goal>
+                        </goals>
+                    </execution>
+                </executions>
+            </plugin>
+
+        </plugins>
+
+    </build>
+
+    <profiles>
+
+        <profile>
+            <id>release</id>
+            <!-- via this activation the profile is automatically used when the release is done with the maven release
+            plugin -->
+            <activation>
+                <property>
+                    <name>performRelease</name>
+                    <value>true</value>
+                </property>
+            </activation>
+
+            <build>
+                <plugins>
+
+                    <plugin>
+                        <groupId>org.codehaus.mojo</groupId>
+                        <artifactId>properties-maven-plugin</artifactId>
+                        <version>1.0-alpha-2</version>
+                        <executions>
+                            <execution>
+                                <phase>initialize</phase>
+                                <goals>
+                                    <goal>read-project-properties</goal>
+                                </goals>
+                                <configuration>
+                                    <files>
+                                        <file>${project.basedir}/misc/env/jarsigner.properties</file>
+                                    </files>
+                                </configuration>
+                            </execution>
+                        </executions>
+                    </plugin>
+
+                    <plugin>
+                        <groupId>org.apache.maven.plugins</groupId>
+                        <artifactId>maven-jarsigner-plugin</artifactId>
+                        <executions>
+                            <execution>
+                                <id>signing</id>
+                                <goals>
+                                    <goal>sign</goal>
+                                    <goal>verify</goal>
+                                </goals>
+                                <phase>package</phase>
+                                <inherited>true</inherited>
+                                <configuration>
+                                    <removeExistingSignatures>true</removeExistingSignatures>
+                                    <archiveDirectory/>
+                                    <includes>
+                                        <include>${project.build.directory}/${project.artifactId}-${project.version}.apk</include>
+                                    </includes>
+                                    <keystore>${sign.keystore}</keystore>
+                                    <alias>${sign.alias}</alias>
+                                    <storepass>${sign.storepass}</storepass>
+                                    <keypass>${sign.keypass}</keypass>
+                                    <verbose>false</verbose>
+                                </configuration>
+                            </execution>
+                        </executions>
+                    </plugin>
+
+                    <!-- the signed apk then needs to be zipaligned and we activate proguard and we run the manifest
+                    update -->
+                    <plugin>
+                        <groupId>com.jayway.maven.plugins.android.generation2</groupId>
+                        <artifactId>android-maven-plugin</artifactId>
+                        <inherited>true</inherited>
+                        <configuration>
+
+                            <sign>
+                                <debug>false</debug>
+                            </sign>
+
+                            <zipalign>
+                                <verbose>false</verbose>
+                                <inputApk>${project.build.directory}/${project.artifactId}-${project.version}.apk</inputApk>
+                                <outputApk>${project.build.directory}/${project.artifactId}-${project.version}-signed-aligned.apk</outputApk>
+                            </zipalign>
+
+                            <manifest>
+                                <debuggable>false</debuggable>
+                                <versionCodeAutoIncrement>true</versionCodeAutoIncrement>
+                            </manifest>
+
+                            <proguard>
+                                <skip>false</skip>
+                            </proguard>
+                        </configuration>
+
+                        <executions>
+                            <execution>
+                                <id>manifestUpdate</id>
+                                <phase>process-resources</phase>
+                                <goals>
+                                    <goal>manifest-update</goal>
+                                </goals>
+                            </execution>
+                            <execution>
+                                <id>alignApk</id>
+                                <phase>package</phase>
+                                <goals>
+                                    <goal>zipalign</goal>
+                                </goals>
+                            </execution>
+                        </executions>
+                    </plugin>
+
+                    <plugin>
+                        <groupId>org.codehaus.mojo</groupId>
+                        <artifactId>build-helper-maven-plugin</artifactId>
+                        <configuration>
+                            <artifacts>
+                                <artifact>
+                                    <file>${project.build.directory}/${project.artifactId}-${project.version}-signed-aligned.apk</file>
+                                    <type>apk</type>
+                                    <classifier>signed-aligned</classifier>
+                                </artifact>
+                                <artifact>
+                                    <file>${project.build.directory}/proguard/mapping.txt</file>
+                                    <type>map</type>
+                                    <classifier>release</classifier>
+                                </artifact>
+                            </artifacts>
+                        </configuration>
+                        <executions>
+                            <execution>
+                                <id>attach-signed-aligned</id>
+                                <phase>package</phase>
+                                <goals>
+                                    <goal>attach-artifact</goal>
+                                </goals>
+                            </execution>
+                        </executions>
+                    </plugin>
+
+                </plugins>
+            </build>
+        </profile>
+    </profiles>
+
+
 </project>
\ No newline at end of file
diff --git a/pom.xml b/pom.xml
index f7a9d9b0..52e33c9c 100644
--- a/pom.xml
+++ b/pom.xml
@@ -1,280 +1,280 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0"
-         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
-
-    <modelVersion>4.0.0</modelVersion>
-
-    <groupId>org.solovyev.android</groupId>
-    <artifactId>calculatorpp-parent</artifactId>
-    <packaging>pom</packaging>
-    <version>1.4.0-rc</version>
-    <name>Calculator++</name>
-
-    <modules>
-		<module>calculatorpp</module>
-        <module>calculatorpp-test</module>
-        <module>calculatorpp-core</module>
-    </modules>
-
-    <properties>
-        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-    </properties>
-
-    <dependencyManagement>
-        <dependencies>
-
-            <dependency>
-                <groupId>org.solovyev</groupId>
-                <artifactId>common-core</artifactId>
-                <version>1.0.0</version>
-            </dependency>
-
-            <dependency>
-                <groupId>org.solovyev</groupId>
-                <artifactId>common-text</artifactId>
-                <version>1.0.1</version>
-            </dependency>
-
-            <dependency>
-                <groupId>org.solovyev.android</groupId>
-                <artifactId>android-common-core</artifactId>
-                <type>apklib</type>
-                <version>1.0.0</version>
-            </dependency>
-
-            <dependency>
-                <groupId>org.solovyev.android</groupId>
-                <artifactId>android-common-ads</artifactId>
-                <type>apklib</type>
-                <version>1.0.0</version>
-            </dependency>
-
-            <dependency>
-                <groupId>org.solovyev.android</groupId>
-                <artifactId>android-common-view</artifactId>
-                <type>apklib</type>
-                <version>1.0.0</version>
-            </dependency>
-
-            <dependency>
-                <groupId>org.solovyev.android</groupId>
-                <artifactId>android-common-preferences</artifactId>
-                <type>apklib</type>
-                <version>1.0.0</version>
-            </dependency>
-
-            <dependency>
-                <groupId>org.solovyev.android</groupId>
-                <artifactId>android-common-menu</artifactId>
-                <type>apklib</type>
-                <version>1.0.0</version>
-            </dependency>
-
-            <dependency>
-                <groupId>org.solovyev.android</groupId>
-                <artifactId>android-common-sherlock</artifactId>
-                <version>1.0.0</version>
-                <type>apklib</type>
-            </dependency>
-
-            <dependency>
-                <groupId>com.actionbarsherlock</groupId>
-                <artifactId>library</artifactId>
-                <version>4.1.0</version>
-                <type>apklib</type>
-            </dependency>
-
-            <dependency>
-                <groupId>org.solovyev</groupId>
-                <artifactId>jscl</artifactId>
-                <version>0.0.3</version>
-                <exclusions>
-                    <exclusion>
-                        <artifactId>xercesImpl</artifactId>
-                        <groupId>xerces</groupId>
-                    </exclusion>
-
-                    <exclusion>
-                        <groupId>jgraphx</groupId>
-                        <artifactId>jgraphx</artifactId>
-                    </exclusion>
-                </exclusions>
-            </dependency>
-
-            <dependency>
-                <groupId>org.solovyev.android</groupId>
-                <artifactId>android-common-other</artifactId>
-                <type>apklib</type>
-                <version>1.0.0</version>
-            </dependency>
-
-            <dependency>
-                <groupId>junit</groupId>
-                <artifactId>junit</artifactId>
-                <version>4.8.2</version>
-            </dependency>
-
-            <dependency>
-                <groupId>com.intellij</groupId>
-                <artifactId>annotations</artifactId>
-                <version>7.0.3</version>
-            </dependency>
-
-            <dependency>
-                <groupId>com.google.android</groupId>
-                <artifactId>android</artifactId>
-                <version>4.0.1.2</version>
-                <scope>provided</scope>
-            </dependency>
-
-            <dependency>
-                <groupId>com.google.android</groupId>
-                <artifactId>support-v4</artifactId>
-                <version>r7</version>
-            </dependency>
-
-            <dependency>
-                <groupId>com.google.android</groupId>
-                <artifactId>android-test</artifactId>
-                <version>2.3.1</version>
-            </dependency>
-
-            <dependency>
-                <groupId>com.google.guava</groupId>
-                <artifactId>guava</artifactId>
-                <version>11.0.2</version>
-            </dependency>
-
-            <dependency>
-                <groupId>org.simpleframework</groupId>
-                <artifactId>simple-xml</artifactId>
-                <version>2.6.1</version>
-                <exclusions>
-                    <exclusion>
-                        <artifactId>stax-api</artifactId>
-                        <groupId>stax</groupId>
-                    </exclusion>
-                    <exclusion>
-                        <artifactId>xpp3</artifactId>
-                        <groupId>xpp3</groupId>
-                    </exclusion>
-                </exclusions>
-            </dependency>
-
-        </dependencies>
-    </dependencyManagement>
-
-    <build>
-
-        <plugins>
-
-            <plugin>
-                <groupId>com.electriccloud</groupId>
-                <artifactId>javac2-maven-plugin</artifactId>
-                <version>1.0.1</version>
-                <executions>
-                    <execution>
-                        <id>@NotNull Instrumentation</id>
-                        <goals>
-                            <goal>instrument</goal>
-                        </goals>
-                        <!--compile phase instead of process-classes because of proguard.
-                        @NotNull instrumentation will be done now after compilation and before proguard-->
-                        <phase>compile</phase>
-                    </execution>
-                </executions>
-            </plugin>
-
-            <!-- as some classes are singletons we must run  each test in separate JVM-->
-            <plugin>
-                <groupId>org.apache.maven.plugins</groupId>
-                <artifactId>maven-surefire-plugin</artifactId>
-                <version>2.12.3</version>
-                <configuration>
-                    <forkMode>perTest</forkMode>
-                </configuration>
-            </plugin>
-
-        </plugins>
-
-        <pluginManagement>
-            <plugins>
-
-                <plugin>
-                    <groupId>org.apache.maven.plugins</groupId>
-                    <artifactId>maven-jarsigner-plugin</artifactId>
-                    <version>1.2</version>
-                </plugin>
-
-                <plugin>
-                    <groupId>com.jayway.maven.plugins.android.generation2</groupId>
-                    <artifactId>android-maven-plugin</artifactId>
-                    <version>3.1.1</version>
-                    <configuration>
-
-                        <sourceDirectories>
-                            <sourceDirectory>${project.basedir}/src/main/java</sourceDirectory>
-                        </sourceDirectories>
-
-                        <sdk>
-                            <platform>15</platform>
-                        </sdk>
-
-                        <emulator>
-                            <avd>23</avd>
-                            <wait>10000</wait>
-                            <!--<options>-no-skin</options>-->
-                        </emulator>
-
-                        <zipalign>
-                            <verbose>true</verbose>
-                        </zipalign>
-
-                        <undeployBeforeDeploy>true</undeployBeforeDeploy>
-
-                    </configuration>
-
-                </plugin>
-
-                <plugin>
-                    <groupId>com.pyx4me</groupId>
-                    <artifactId>proguard-maven-plugin</artifactId>
-                    <version>2.0.4</version>
-                </plugin>
-
-                <plugin>
-                    <groupId>org.codehaus.mojo</groupId>
-                    <artifactId>build-helper-maven-plugin</artifactId>
-                    <version>1.5</version>
-                </plugin>
-
-            </plugins>
-        </pluginManagement>
-
-    </build>
-
-    <profiles>
-
-        <profile>
-            <!-- the standard profile runs instrumentation tests  -->
-            <id>standard</id>
-        </profile>
-
-        <profile>
-            <!-- the release profile does sign, proguard, zipalign  -->
-            <id>release</id>
-            <!-- via this activation the profile is automatically used when the release is done with the maven release
-            plugin -->
-            <activation>
-                <property>
-                    <name>performRelease</name>
-                    <value>true</value>
-                </property>
-            </activation>
-
-        </profile>
-    </profiles>
-
-
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+
+    <modelVersion>4.0.0</modelVersion>
+
+    <groupId>org.solovyev.android</groupId>
+    <artifactId>calculatorpp-parent</artifactId>
+    <packaging>pom</packaging>
+    <version>1.4.0</version>
+    <name>Calculator++</name>
+
+    <modules>
+		<module>calculatorpp</module>
+        <module>calculatorpp-test</module>
+        <module>calculatorpp-core</module>
+    </modules>
+
+    <properties>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+    </properties>
+
+    <dependencyManagement>
+        <dependencies>
+
+            <dependency>
+                <groupId>org.solovyev</groupId>
+                <artifactId>common-core</artifactId>
+                <version>1.0.0</version>
+            </dependency>
+
+            <dependency>
+                <groupId>org.solovyev</groupId>
+                <artifactId>common-text</artifactId>
+                <version>1.0.1</version>
+            </dependency>
+
+            <dependency>
+                <groupId>org.solovyev.android</groupId>
+                <artifactId>android-common-core</artifactId>
+                <type>apklib</type>
+                <version>1.0.0</version>
+            </dependency>
+
+            <dependency>
+                <groupId>org.solovyev.android</groupId>
+                <artifactId>android-common-ads</artifactId>
+                <type>apklib</type>
+                <version>1.0.0</version>
+            </dependency>
+
+            <dependency>
+                <groupId>org.solovyev.android</groupId>
+                <artifactId>android-common-view</artifactId>
+                <type>apklib</type>
+                <version>1.0.0</version>
+            </dependency>
+
+            <dependency>
+                <groupId>org.solovyev.android</groupId>
+                <artifactId>android-common-preferences</artifactId>
+                <type>apklib</type>
+                <version>1.0.0</version>
+            </dependency>
+
+            <dependency>
+                <groupId>org.solovyev.android</groupId>
+                <artifactId>android-common-menu</artifactId>
+                <type>apklib</type>
+                <version>1.0.0</version>
+            </dependency>
+
+            <dependency>
+                <groupId>org.solovyev.android</groupId>
+                <artifactId>android-common-sherlock</artifactId>
+                <version>1.0.0</version>
+                <type>apklib</type>
+            </dependency>
+
+            <dependency>
+                <groupId>com.actionbarsherlock</groupId>
+                <artifactId>library</artifactId>
+                <version>4.1.0</version>
+                <type>apklib</type>
+            </dependency>
+
+            <dependency>
+                <groupId>org.solovyev</groupId>
+                <artifactId>jscl</artifactId>
+                <version>0.0.3</version>
+                <exclusions>
+                    <exclusion>
+                        <artifactId>xercesImpl</artifactId>
+                        <groupId>xerces</groupId>
+                    </exclusion>
+
+                    <exclusion>
+                        <groupId>jgraphx</groupId>
+                        <artifactId>jgraphx</artifactId>
+                    </exclusion>
+                </exclusions>
+            </dependency>
+
+            <dependency>
+                <groupId>org.solovyev.android</groupId>
+                <artifactId>android-common-other</artifactId>
+                <type>apklib</type>
+                <version>1.0.0</version>
+            </dependency>
+
+            <dependency>
+                <groupId>junit</groupId>
+                <artifactId>junit</artifactId>
+                <version>4.8.2</version>
+            </dependency>
+
+            <dependency>
+                <groupId>com.intellij</groupId>
+                <artifactId>annotations</artifactId>
+                <version>7.0.3</version>
+            </dependency>
+
+            <dependency>
+                <groupId>com.google.android</groupId>
+                <artifactId>android</artifactId>
+                <version>4.0.1.2</version>
+                <scope>provided</scope>
+            </dependency>
+
+            <dependency>
+                <groupId>com.google.android</groupId>
+                <artifactId>support-v4</artifactId>
+                <version>r7</version>
+            </dependency>
+
+            <dependency>
+                <groupId>com.google.android</groupId>
+                <artifactId>android-test</artifactId>
+                <version>2.3.1</version>
+            </dependency>
+
+            <dependency>
+                <groupId>com.google.guava</groupId>
+                <artifactId>guava</artifactId>
+                <version>11.0.2</version>
+            </dependency>
+
+            <dependency>
+                <groupId>org.simpleframework</groupId>
+                <artifactId>simple-xml</artifactId>
+                <version>2.6.1</version>
+                <exclusions>
+                    <exclusion>
+                        <artifactId>stax-api</artifactId>
+                        <groupId>stax</groupId>
+                    </exclusion>
+                    <exclusion>
+                        <artifactId>xpp3</artifactId>
+                        <groupId>xpp3</groupId>
+                    </exclusion>
+                </exclusions>
+            </dependency>
+
+        </dependencies>
+    </dependencyManagement>
+
+    <build>
+
+        <plugins>
+
+            <plugin>
+                <groupId>com.electriccloud</groupId>
+                <artifactId>javac2-maven-plugin</artifactId>
+                <version>1.0.1</version>
+                <executions>
+                    <execution>
+                        <id>@NotNull Instrumentation</id>
+                        <goals>
+                            <goal>instrument</goal>
+                        </goals>
+                        <!--compile phase instead of process-classes because of proguard.
+                        @NotNull instrumentation will be done now after compilation and before proguard-->
+                        <phase>compile</phase>
+                    </execution>
+                </executions>
+            </plugin>
+
+            <!-- as some classes are singletons we must run  each test in separate JVM-->
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-surefire-plugin</artifactId>
+                <version>2.12.3</version>
+                <configuration>
+                    <forkMode>perTest</forkMode>
+                </configuration>
+            </plugin>
+
+        </plugins>
+
+        <pluginManagement>
+            <plugins>
+
+                <plugin>
+                    <groupId>org.apache.maven.plugins</groupId>
+                    <artifactId>maven-jarsigner-plugin</artifactId>
+                    <version>1.2</version>
+                </plugin>
+
+                <plugin>
+                    <groupId>com.jayway.maven.plugins.android.generation2</groupId>
+                    <artifactId>android-maven-plugin</artifactId>
+                    <version>3.1.1</version>
+                    <configuration>
+
+                        <sourceDirectories>
+                            <sourceDirectory>${project.basedir}/src/main/java</sourceDirectory>
+                        </sourceDirectories>
+
+                        <sdk>
+                            <platform>15</platform>
+                        </sdk>
+
+                        <emulator>
+                            <avd>23</avd>
+                            <wait>10000</wait>
+                            <!--<options>-no-skin</options>-->
+                        </emulator>
+
+                        <zipalign>
+                            <verbose>true</verbose>
+                        </zipalign>
+
+                        <undeployBeforeDeploy>true</undeployBeforeDeploy>
+
+                    </configuration>
+
+                </plugin>
+
+                <plugin>
+                    <groupId>com.pyx4me</groupId>
+                    <artifactId>proguard-maven-plugin</artifactId>
+                    <version>2.0.4</version>
+                </plugin>
+
+                <plugin>
+                    <groupId>org.codehaus.mojo</groupId>
+                    <artifactId>build-helper-maven-plugin</artifactId>
+                    <version>1.5</version>
+                </plugin>
+
+            </plugins>
+        </pluginManagement>
+
+    </build>
+
+    <profiles>
+
+        <profile>
+            <!-- the standard profile runs instrumentation tests  -->
+            <id>standard</id>
+        </profile>
+
+        <profile>
+            <!-- the release profile does sign, proguard, zipalign  -->
+            <id>release</id>
+            <!-- via this activation the profile is automatically used when the release is done with the maven release
+            plugin -->
+            <activation>
+                <property>
+                    <name>performRelease</name>
+                    <value>true</value>
+                </property>
+            </activation>
+
+        </profile>
+    </profiles>
+
+
 </project>
\ No newline at end of file