integrate with coveralls.io

core/pom.xml

@@ -192,12 +192,6 @@
                 </executions>
             </plugin>
             
-            <plugin>
-                <groupId>org.codehaus.mojo</groupId>
-                <artifactId>cobertura-maven-plugin</artifactId>
-                <version>${maven-cobertura-plugin.version}</version>
-            </plugin>
-            
         </plugins>
     </build>
     

pom.xml

@@ -45,7 +45,6 @@
         <maven-checkstyle-plugin.version>2.7</maven-checkstyle-plugin.version>
         <maven-javancss-plugin.version>2.0</maven-javancss-plugin.version>
         <maven-javadoc-plugin.version>2.7</maven-javadoc-plugin.version>
-        <maven-cobertura-plugin.version>2.6</maven-cobertura-plugin.version>
         <coveralls-maven-plugin.version>3.0.1</coveralls-maven-plugin.version>
         <maven-min-plugin.version>1.0.0</maven-min-plugin.version>
         <!-- Unit Test -->