BLTI-149

Fix things identified in static code review.



git-svn-id: https://source.sakaiproject.org/svn/basiclti/trunk@127876 66ffb92e-73f9-0310-93c1-f5514f145a0a
BLTI-252

Remove workaround code for KNL-775



git-svn-id: https://source.sakaiproject.org/svn/basiclti/trunk@127877 66ffb92e-73f9-0310-93c1-f5514f145a0a
BLTI-251

Remove workaround for KNL-767



git-svn-id: https://source.sakaiproject.org/svn/basiclti/trunk@127878 66ffb92e-73f9-0310-93c1-f5514f145a0a
BLTI-257

Increment maven plugins to support parallel builds



git-svn-id: https://source.sakaiproject.org/svn/basiclti/trunk@127879 66ffb92e-73f9-0310-93c1-f5514f145a0a