Unnamed game beta alpha prototype placeholders galore

Second iteration of the game thing. - Added main screen - Added beta version of intro sequence (Using my old model from SE modding days) - Added inventory system that contains your items, notes and goals. - Naturally, added those items as well. - Added ability for objects to require certain items in order to use them. - Objects in inventory can be combined. - Added keypad object that requires code to use. - Added computer screens that can hold messages that you can copy into your inventory's notes. - Tweak