Big update

Big update with bigger and smaller improvements.

• new level added - wilderness infested with goblins
• new NPCs that can help or ridicule you
• certain points of interests can be investigated
• tooltips for your inventory
• new abilities - walljump and magic casting
• sword fighting can create combos now, fighting moves use stamina
• added items and consumables that increase your stats
• rebindable buttons
• cameos from DemoDay games, can you find them all?