KNL-1168 Make the CollectionAccessFormatter a spring bean, this gets rid of the static covers.

Also remove the redundant desc.equals("") check which wasn't needed.

git-svn-id: https://source.sakaiproject.org/svn/kernel@134210 66ffb92e-73f9-0310-93c1-f5514f145a0a
KNL-1169 Correctly calculate the skin that should be used.

This code wasn't updated when all the neo prefix handling of skins was done.

git-svn-id: https://source.sakaiproject.org/svn/kernel@134214 66ffb92e-73f9-0310-93c1-f5514f145a0a