Fixed a typo in MenuComponent that accidentally used a constant as a
boolean value (technically still worked)
Re-added the "jump to letter" functionality.
Remove ${SDL2MAIN_LIBRARY} reference, fixes #205
Merge pull request #208 from qjcg/patch-1

Remove ${SDL2MAIN_LIBRARY} reference, fixes #205
Fix shutdown/restart commands on Windows.
Fix removeCommonPath throwing an exception when path does not exist.
Merge remote-tracking branch 'upstream/unstable' into unstable