Metadata tmp-dir is using forlder in statedir
Don't destroy frame, call onclosewindow again
Check if metadata tmpdir exists
Exit vlcwrapper before destroying vlc panel
No more XRCPanel
Update pymdht ref
Removed XRCPanel
Revert Destroy
Disable vlcwrapper exit
Only exit vlcwrap from vlcwindow
Set initialized to false
Only use initialized
VLCWrapper sets xwindow to frame when loading/starting a video, sets it
to None when stopping.
Pass 0 instead of None
Merge pull request #498 from Tribler/dont_destroy

Dont destroy, call onclosewindow