Added an in-game shop for skins
Added an in-game currency(No real money needed)
Added 5 purchasable or unlockable skins (in-game currency)
You can quit to title screen
Collect 3 parts of the bronze key to unlock the boss stage
Added a bronze level boss stage
Added 4 usable items (Shield, Extended Jumps, Blast, and Magnet)
Revamped in-game UI
Balance changes
Added an autosave and load system
Minor bug fixes