Merge branch 'ai' of https://github.com/samm81/2LoavesOfBread into ai

Conflicts:
	src/core/Runner.java
	src/core/actors/Actor.java
The game now ends
Testing with TestActor

Testing
Market crashes now in place (1% chance)
You can now win the game
Story on the title screen
Player doesn't lose items in famine; watermelon can't be lost; fixed spelling
Exchange Rates work with Supply AND Demand

Still a bit hanky: Offers are being made, but nobody will take the
watermelon.
Conflicts:
	src/core/actors/Merchant.java > Changed the starting stuff I think
Tickers now display averages over their tick
Exchange Rate Fiddling

Exchange Rate
Better ticker lines
Merge of ai into events
Little things
Upped starting items
Merge pull request #25 from samm81/events

Demo Day
Commenting
More comments, Sam done
OfferChannel commented
Removed some unimplemented/unused classes.
Transaction commented