HUGE UPDATE - New Levels, Enemy Re-made + Many More Changes!

- Added a brand new (invisible) enemy to the game, can be found in later levels, - Complete remodel of the main enemy (new animations and model for each level), - 5 New levels and mechanics added to the game and older levels, - Added purgatory mechanic to the game (second life), - Fixed enemies occasionally ignoring the player, - Fixed enemies being able to see the player through the walls, - Stopped enemies getting to the player before you leave spawn.