removed unused imports, fixed some tests, refactored mocks
fixed the version number of django-auth-lti
added check for isites_tool_link, the link to the isite should only be shown when there is not isites_tool_link and when there is a topic id.
Merge pull request #117 from Harvard-University-iCommons/feature/eric_tests

removed unused imports, fixed tests, refactored mocks and request objects
Merge branch 'develop' into feature/josie_tests
there were duplicate test names, when that happens the second method overrides the first, in this case the second test was redundant so it was removed.
Merge pull request #119 from Harvard-University-iCommons/feature/reserves_list_isites_link

added check for isites_tool_link, the link to the isite should only be s...
Merge branch 'develop' into feature/josie_tests
Merge pull request #120 from Harvard-University-iCommons/feature/eric_tests

there were duplicate test names, when that happens the second method ove...
Merge branch 'develop' into feature/josie_tests