[colorama] Moved to ::shadow.

Closes #750.
Manual update of removal texts.
Merge branch 'feat/removals'

* feat/removals:
  Manual update of removal texts.
  [colorama] Moved to ::shadow.

Conflicts:
	dev-python/colorama/ChangeLog
	dev-python/colorama/colorama-0.2.4.ebuild
	metadata/md5-cache/dev-python/colorama-0.2.4
	support/stabilisation.rem