[Community Project] - Win32 GDI graphics

TODO:



[1] - Fix cursor stuck at 'busy' state whilst over GDI panel
[2] - Change the way images are created
[3] - Grabbing/pasting areas of the gdi
[4] - Lot's of other drawing methods added (XOR, AND, COPY, DIFF - via CombineRgn API)
[5] - Gradient fills (GradientFill API)
[6] - Turn the whole system into a proper graphics driver which can be used via SetGraphicsDriver and SetGraphics.