Update 8 – Market, NPC Herbalist and Auto Save

Update 8 - Market, NPC Herbalist and Auto Save
Progess since last update:
- Added Market Location (1st interation)
- Added Herbalist NPC and logic (Herbalist current will walk to gather location and gather plants/herbs).
- Added Plants spawns, including mushrooms, garlics, patissons and beets around in the outskirt area (Not optimised).
- Added Auto Save system.
- Upgraded pathdfinding algorithm for npc, in conjunction upgrade player character movement logic as well.