Updates to graphics output

Added a display winner function to artist
Removed remaining text output
Added function for displaying hidden bones.
Further graphics updates

Winner banner now in score panel
Bit of graphics tweaking
Removed some redudant code

Things that printed blank lines to system out, etc
And some more
Bones on table now centred
Player hands now centred
Minor graphics position tweaks
Added some TODOs
Added boolen switch to hide computer player hand

hideComputerHand boolean at top of BoneDrawer class
comments and made table orange

till I work out how to make it brown or a wood png or something...
Graphics tweaks