Test Coverage with JACOCO

<plugin>
	<groupId>org.jacoco</groupId>
	<artifactId>jacoco-maven-plugin</artifactId>
	<version>0.8.2</version>
	<configuration>
		<outputDirectory>src/main/webapp/cc</outputDirectory>
	</configuration>
	<executions>
		<execution>
			<goals>
				<goal>prepare-agent</goal>
			</goals>
		</execution>
		<!-- attached to Maven test phase -->
		<execution>
			<id>report</id>
			<phase>test</phase>
			<goals>
				<goal>report</goal>
			</goals>
		</execution>
	</executions>
</plugin>