changed syntax highlighting color scheme, added auto/smart indent, overrode tab button and arrow keys
Merge branch 'master' of https://github.com/IanFinlayson/tetra

Conflicts:
	gui/Tetra.pro
	gui/Tetra.pro.user
Merge branch 'master' of https://github.com/IanFinlayson/tetra
Added auto indent, overrode tab, enter, and arrow keys