replaced @Component with @parameter for Maven internals

git-svn-id: https://svn.apache.org/repos/asf/maven/plugins/trunk@1612116 13f79535-47bb-0310-9956-ffa450edef68
removed workaround for M3.1 compatibility with m-site-p <3.3, which now cause 3.4 failure

git-svn-id: https://svn.apache.org/repos/asf/maven/plugins/trunk@1612159 13f79535-47bb-0310-9956-ffa450edef68
[MCOMPILER-224] quick workaround for JDK6 unexpected prefix

git-svn-id: https://svn.apache.org/repos/asf/maven/plugins/trunk@1612221 13f79535-47bb-0310-9956-ffa450edef68