XTOOLS-6: Move the Jetty container files to a module so that they can be...

XTOOLS-6: Move the Jetty container files to a module so that they can be reused by the different products without duplication

git-svn-id: https://svn.xwiki.org/svnroot/xwiki/xwiki-platform/xwiki-tools/trunk/xwiki-jetty-resources@3942 f329d543-caf0-0310-9063-dda96c69346f