Added: New trade stuff and inventory GUI
Added: New trade system

Only partially tested because I'm only one person.
Removed: Debug lines
Added: InventoryGUI events and such
Updated: Mainly formatting
Fixed: Handlers
Fixed: Events for real?
Updated: I don't even know
Fixed: How about we not strip this away?
Fixed: Some stuff
Fixed: Bugs
Fixed: All the bugs
Fixed: Falseness
Fixed: Bugs and stuff

These commit messages are so specific, you know? Fixed issues with being able to access the other side of the trade.
Updated: pom
Updated: Show trade sides in title
Updated: More stuff (like trade help)
Merge pull request #37 from RoyalDev/newtrade

Added: New trade interface