[MCHANGES-331] Update to Doxia 1.4 and Doxia Sitetools 1.4
[MCHANGES-332] Update to maven-reporting-impl 2.2

git-svn-id: https://svn.apache.org/repos/asf/maven/plugins/trunk@1586395 13f79535-47bb-0310-9956-ffa450edef68