Possibly fixed #738
delete all files in install directory before installing
Added exception if wrong install method called
Removed last commit cause it was bad joo joo
Update clears proxy directories.
Fixed some process management stuff
Check for updates only if not in game or deck editor
Can't install/uninstall games while in deck edtor or in game
Update games on start from feeds.
Auto update game the second an update exists in the local feed.
Updated host button to start...little clearer verbage?
Import Document elements
Made sure documents validate.
Reimplemented Document
If test version says so in title bar.
@brine Added version number to about dialog box