maven compiler plugin for linux machines with maven version 2.x

Change-Id: I314973f78edc0dfc18f54016bbbfc41d0e306d00
diff --git a/pom.xml b/pom.xml
index 2f9e9d5..db97761 100644
--- a/pom.xml
+++ b/pom.xml
@@ -99,10 +99,20 @@
     <sourceDirectory>${basedir}/src/main/java</sourceDirectory>
     <outputDirectory>${basedir}/target/classes</outputDirectory>
     <plugins>
+     <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-compiler-plugin</artifactId>
+                <version>3.3</version>
+                <configuration>
+                    <compilerVersion>1.7</compilerVersion>
+                    <source>1.7</source>
+                    <target>1.7</target>
+                </configuration>
+            </plugin>
       <!--
 	  Formatter plugin for Eclipse based coding conventions
 	  http://maven-java-formatter-plugin.googlecode.com/svn/site/0.4/usage.html
-      -->
+      -->      
       <plugin>
 	<groupId>com.googlecode.maven-java-formatter-plugin</groupId>
 	<artifactId>maven-java-formatter-plugin</artifactId>