fixed inventory for frontend
Merge branch 'develop' of https://github.com/ayaigame/ayai-backend into item-use

Conflicts:
	src/main/scala/ayai/gamestate/MessageProcessor.scala
Merge branch 'develop' of https://github.com/ayaigame/ayai-backend into item-use
npcfactory
added config for npcs
npcs now spawn
Merge branch 'develop' of https://github.com/ayaigame/ayai-backend into item-use
added sprite images
loot into entityfactory
fixed some bugs
merged
Merge branch 'aisystems' of github.com:ayaigame/ayai-backend into aisystems
fixed pathfinding
modified some stats for testing
Progress towards storing equipped items in inventory table.
Fixes unequip message processor.
Merge pull request #84 from ayaigame/aisystems

Aisystems
Merge branch 'develop' into aisystems
Made progress to fixing the messed up directions
Reverted back to 124227d for demo purposes
Adding some steps to making attacks work as well
added npcs to json file and gamestateserializer
added sprite sheet info (will need to create spritesheet information on this)
attacking no longer hurts yourself
loot now is added to world, but is still not sent to frontend
Attacks and stuff are in the AI, but there's issues with the attack system