SAK-25851 grammar fixes.

git-svn-id: https://source.sakaiproject.org/svn/reference/trunk@308933 66ffb92e-73f9-0310-93c1-f5514f145a0a
SAK-25851 changed css to neo-default

git-svn-id: https://source.sakaiproject.org/svn/reference/trunk@308934 66ffb92e-73f9-0310-93c1-f5514f145a0a