Add notebook model tests.
Add users helper tests.
Add SessionsController tests.
Added controller tests folder. Wrote tests for TabGroupTemplatesController. One test is commented out/not working due to what I think is probably an RSpec bug.
Minor fix to previous commit.
Fixed bugs in TabGroupTemplatesController spec. Added BoxTemplatesController spec.
Finished BoxTemplatesController tests.
Added PageTemplatesController spec.
Found a bug in line 15 of notebooks_controller.rb. Not sure what the best way to fix it is.
Fixed a bug in notebooks_controller_spec.rb
Commented out Notebook controller tests that were not working for unfathomable Rails/RSpec reasons
Merge branch 'model-testing'