Added cobertura unit test coverage

DANN-6

Change-Id: I568fb2436ebd1c52f2d9c9a32cf5af89ab64f9ee

pom.xml

@@ -68,6 +68,10 @@
             </resource>
         </resources>
         <plugins>
+            <plugin>
+                <groupId>org.codehaus.mojo</groupId>
+                <artifactId>cobertura-maven-plugin</artifactId>
+            </plugin>
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-surefire-plugin</artifactId>