Added coveralls config

Author: tdebatty

.travis.yml

@@ -1,2 +1,5 @@
 language: java
 install: mvn install -DskipTests=true -Dmaven.javadoc.skip=true -Dgpg.skip=true
+
+after_success:
+  - mvn clean jacoco:report coveralls:report

pom.xml

@@ -125,6 +125,27 @@
                 </configuration>
             </plugin>
 
+<plugin>
+    <groupId>org.eluder.coveralls</groupId>
+    <artifactId>coveralls-maven-plugin</artifactId>
+    <version>4.0.0</version>
+    <configuration>
+        <!--<repoToken>yourcoverallsprojectrepositorytoken</repoToken>-->
+    </configuration>
+</plugin>
+
+<plugin>
+    <groupId>org.codehaus.mojo</groupId>
+    <artifactId>cobertura-maven-plugin</artifactId>
+    <version>2.7</version>
+    <configuration>
+        <format>xml</format>
+        <maxmem>256m</maxmem>
+        <!-- aggregated reports for multi-module projects -->
+        <aggregate>true</aggregate>
+    </configuration>
+</plugin>
+
         </plugins>
     </build>
     <dependencies>