Fixes for Image Pack load
Merge remote-tracking branch 'upstream/master'
Tweaks to the Image Import process.
Merge pull request #910 from klkitchens/master

Updated to Image Pack import process...
Added checkbox to Custom Games list to hide games that the user does not have installed, taking the {Unknown Game} out of the list.
Updated HideUninstalledGames to save value to config file.
Merge pull request #912 from klkitchens/master

Added option on Custom Games List to hide uninstalled games...
Hotfix for Myget change to https.
Expanded fix for myget https change
Merge pull request #915 from klkitchens/master

Fix for MyGet.org change to https and others