http://www.avajava.com/tutorials/lessons/what-are-the-phases-of-the-maven-clean-lifecycle.html
https://maven.apache.org/guides/mini/guide-configuring-plugins.html
http://maven.apache.org/guides/getting-started/index.html
https://maven.apache.org/plugins/index.html
https://maven.apache.org/guides/introduction/introduction-to-the-lifecycle.html
http://maven.apache.org/plugins/
http://maven.apache.org/pom.html
http://stackoverflow.com/questions/10547504/plugins-in-maven-and-pom-xml