Removed some unit tests.
Attempting to add rotate by, which is currently broken.
As a result went back to flesh out the previous unit tests.

Patch 2: Addressed comments made in review for Patch Set 1
Patch 3: Removed the gedit file.

Change-Id: I6f00624f64619c3f4b15207171213cb747d54972
Reviewed-on: http://www.matthewh.me/gerrit/16
Reviewed-by: Matthew Hoggan <mehoggan@gmail.com>
Tested-by: Matthew Hoggan <mehoggan@gmail.com>