Let's actually have some colour unit tests.
Load from plists as well as morsel files.
Experimental plist support.
Merge branch 'feature/plists'

* feature/plists:
  Experimental plist support.
  Load from plists as well as morsel files.
  Let's actually have some colour unit tests.

Conflicts:
	Source/CMorsel.m
	Source/CMorselContext.h
	Source/CMorselContext.m
Cleanup after bad merge.