Let the parent do it's work instead of manually configuring
maven-plugin-plugin.


git-svn-id: https://svn.apache.org/repos/asf/maven/plugins/trunk@1647893 13f79535-47bb-0310-9956-ffa450edef68
[MSITE-708] Doc about filtering incorrect about macros rules

git-svn-id: https://svn.apache.org/repos/asf/maven/plugins/trunk@1647903 13f79535-47bb-0310-9956-ffa450edef68
Fix spelling

git-svn-id: https://svn.apache.org/repos/asf/maven/plugins/trunk@1647904 13f79535-47bb-0310-9956-ffa450edef68