Starting work on the Battle UI

created constructor
gets Fighters that were selected before
draw and update methods exist
needs lots of work.

will contain keylisteners for both players
Added BattleController

BattleController is a Controller for the View Battle UI
It has keyListners, to listen for updates and a timer to draw at 60FPS
Removed test colours
Double Buffered

I has double buffering!
added comments
making the test balls bounce
working on player movements
lots of changes to positioning

changed pos variable to doubles for extra accuracy and smoothness
added speeds for x and y, allows for acceleration / jumping
adding jump
fixed mess up in changes
player jumping!

only player1 jumps atm
testing different jump values
added direction for x
accelerated movement works
Merge branch 'master' into Colin-Dev