LSNBLDR-335; rest of the fix


git-svn-id: https://source.sakaiproject.org/svn/lessonbuilder/trunk@134133 66ffb92e-73f9-0310-93c1-f5514f145a0a
LSNBLDR-335; add permissions check


git-svn-id: https://source.sakaiproject.org/svn/lessonbuilder/trunk@134136 66ffb92e-73f9-0310-93c1-f5514f145a0a