overwrite existing plugins.xml and plugin zip files when deploying
overwrite existing plugins.xml and plugin zip files when deploying

git-svn-id: 36dcc065b18e9ace584b1c777eaeefb1d96b1ee8@109749 13f79535-47bb-0310-9956-ffa450edef68

apache/forrest,apache/forrest,apache/forrest,apache/forrest,apache/forrest,apache/forrest