coveralls-maven-plugin: added

README.md

@@ -47,6 +47,7 @@ desired value.
 * jacoco-class-missed-count-maximum
 * java.version
 * versions.version
+* coveralls-maven-plugin.version
 
 ## Checkstyle
 
@@ -264,6 +265,25 @@ The plugin will generate the `target/digraph.dot` file during the `validate` pha
 
 Set the `digraph-dependency.basePackage` property to the root package to graph.
 
+## Coveralls
+
+The [Coveralls Maven Plugin](https://github.com/trautonen/coveralls-maven-plugin)
+publishes coverage data to coveralls.io.
+
+### Configuration
+
+The plugin is not configured to run automatically. It must be initiated manually:
+
+```shell
+mvn -P release test jacoco:report coveralls:report
+```
+
+#### Requirements
+
+In order to use the plugin:
+
+* *must* enable the `release` profile
+
 # Distribution Management
 
 Remote repositories are provided for the Sonatype Nexus Snapshots and Nexus Release

pom.xml

@@ -71,6 +71,7 @@
         <versions.version>2.4</versions.version>
         <required-maven.version>3.0.4</required-maven.version>
         <maven-enforcer-plugin.version>1.4.1</maven-enforcer-plugin.version>
+        <coveralls-maven-plugin.version>4.3.0</coveralls-maven-plugin.version>
     </properties>
 
     <developers>
@@ -150,6 +151,12 @@
                         <artifactId>maven-deploy-plugin</artifactId>
                         <version>${maven-deploy-plugin.version}</version>
                     </plugin><!-- maven deploy-plugin -->
+
+                    <plugin>
+                        <groupId>org.eluder.coveralls</groupId>
+                        <artifactId>coveralls-maven-plugin</artifactId>
+                        <version>${coveralls-maven-plugin.version}</version>
+                    </plugin>
                 </plugins>
             </build>
         </profile><!-- release -->