Do not show the version, since it will always be 1-SNAPSHOT.

git-svn-id: https://svn.apache.org/repos/asf/maven/resources/trunk@1511484 13f79535-47bb-0310-9956-ffa450edef68
Tweak the documentation.

git-svn-id: https://svn.apache.org/repos/asf/maven/resources/trunk@1511486 13f79535-47bb-0310-9956-ffa450edef68