Fix sample configuration.

git-svn-id: https://svn.apache.org/repos/asf/maven/plugins/trunk@1636150 13f79535-47bb-0310-9956-ffa450edef68
Fix typo in method name.

git-svn-id: https://svn.apache.org/repos/asf/maven/plugins/trunk@1636151 13f79535-47bb-0310-9956-ffa450edef68
Fix title and use headings of appropriate size.
Use standard indentation.

git-svn-id: https://svn.apache.org/repos/asf/maven/plugins/trunk@1636153 13f79535-47bb-0310-9956-ffa450edef68