BLTI-230 

Tweak the unit tests.



git-svn-id: https://source.sakaiproject.org/svn/basiclti/trunk/basiclti-docs/resources/docs/sakai-api-test@128274 66ffb92e-73f9-0310-93c1-f5514f145a0a
NOJIRA

Fix typo in JSON in unit test.



git-svn-id: https://source.sakaiproject.org/svn/basiclti/trunk/basiclti-docs/resources/docs/sakai-api-test@128387 66ffb92e-73f9-0310-93c1-f5514f145a0a
NOJIRA 

Keeping up with the LTI 2.x test harness.



git-svn-id: https://source.sakaiproject.org/svn/basiclti/trunk/basiclti-docs/resources/docs/sakai-api-test@128388 66ffb92e-73f9-0310-93c1-f5514f145a0a