upload container interface

git-svn-id: svn://svn.jdownloader.org/jdownloader/MyJDownloaderClient@24269 ebf7c1c2-ba36-0410-9fe8-c592906822b4
git-svn-id: svn://svn.jdownloader.org/jdownloader/MyJDownloaderClient@24273 ebf7c1c2-ba36-0410-9fe8-c592906822b4