Patch1: Working on unit tests for graphics based operations.
Patch2: Fixed comments for Hugi Ironbeard

Change-Id: Iba483282687b255753fd941e05161606983835fc
Reviewed-on: http://www.matthewh.me/gerrit/12
Reviewed-by: Hugi Ironbeard <hugiironbeard@gmail.com>
Reviewed-by: Matthew Hoggan <mehoggan@gmail.com>
Tested-by: Matthew Hoggan <mehoggan@gmail.com>