Integrate with Coveralls

pom.xml

@@ -317,6 +317,11 @@
                     <encoding>${project.build.sourceEncoding}</encoding>
                 </configuration>
             </plugin>
+            <plugin>
+                <groupId>org.eluder.coveralls</groupId>
+                <artifactId>coveralls-maven-plugin</artifactId>
+                <version>4.3.0</version>
+            </plugin>
         </plugins>
     </build>