Fix change log
Move CSS to css_registry
Fix CSS syntax errors
Merge branch 'master' into css-registry

Conflicts:
	docs/CHANGES.rst
Merge pull request #246 from collective/css-registry

Move CSS to css_registry (closes #244)
Merge branch 'master' into sprint-20130813
Fix tests
Merge branch 'sprint-20130813' of github.com:collective/collective.cover into sprint-20130813