deleted unused var
disabled window resizing
FPS counter is now displayed in debug mode.
Merge branch 'master' of github.com:jappeace/hw-isgp-kbs
Made window size static.
Define guards have been replaces by pragma once.
Merge branch 'master' of github.com:jappeace/hw-isgp-kbs

Conflicts:
	ISGPKBS/Game/AbstractWindow.h
only show grid on debug
can now render Tiles
_windowSize is now public and renamed to WindowSize.
merged
Define guards replaced by pragma oncein Grid.h
fixed a merge bug
Merge branch 'master' of github.com:jappeace/hw-isgp-kbs
Corrected comment style on Graphics.h
Changed graphics header to comply with the other function declaration styles
Fixed bad formatting.
added a block
in between commit for adding a sprite to a block
restyled the tile-at calls