created a test background scene for the main menu
Merge branch 'master' of https://github.com/Rossila/SECRETGAMEJAM2014 into MainMenu
Merge branch 'master' of https://github.com/Rossila/SECRETGAMEJAM2014 into MainMenu
added background and buttons to the main menu
added exit functionality to the main menu
moved position of the main menu buttons across z axis
Merge branch 'MainMenu'