[BLSystemCommand]: Added a public function to execute and external script
[BLWinetricksWindowController]: Wired up a new method to the execute winetrick button
[BLGameImporter]: Changed a comment to reflect the actual file action being performed
[BarrelWineLauncher]: Fixed a typo
[OEPrefLibraryController]: Update the .xib for Xcode 5
[OECollectionViewController]: Check and move the winetricks binary and show the window after downloading