[BarrelApp]: Remove main window
[XCode Project]: Change the targets to 10.7 for BarrelApp
[XCode Project]: Change the target to 10.7 and add two new required frameworks for the linker
[BLAppDelegate]: Add a sleep for debugging purposes (commented out for now)
[BLAppDelegate]: Terminate BarrelApp when BarrelWineLauncher finishes initialising the prefix
[BLAppDelegate]: Add an option to wait for the child process to end before proceeding
[BLGameImporter]: Run the progressBar alert in the main thread to stop blocking the secondary thread
[BLGameImporter]: Initialise the wine prefix by calling the app that was just built
[BarrelWineLauncher]: Initialise the wine prefix by responding to the argument "initPrefix"