pom.xml: Coveralls plugins

pom.xml

@@ -88,6 +88,25 @@
           <target>1.8</target>
         </configuration>
       </plugin>
+      <plugin>
+        <groupId>org.eluder.coveralls</groupId>
+        <artifactId>coveralls-maven-plugin</artifactId>
+        <version>4.3.0</version>
+      </plugin>
+      <plugin>
+        <!-- At time of writing: JaCoCo is (allegedly) the only coverage report generator that supports Java 8 -->
+        <groupId>org.jacoco</groupId>
+        <artifactId>jacoco-maven-plugin</artifactId>
+        <version>0.7.6.201602180812</version>
+        <executions>
+          <execution>
+            <id>prepare-agent</id>
+            <goals>
+              <goal>prepare-agent</goal>
+            </goals>
+          </execution>
+        </executions>
+      </plugin>
     </plugins>
   </build>
 </project>