added tests for the remaining methods
turning last straight model calls to a factory
9 tests added to flags module
added 2 tests for workbook
5 tests added for topic's model
improving title validation
3 tests added to workbook's model
uid tests added to activity session spec
added one test to acitivty session spec
added another scenario for #activity in activity_session_specs
Merge remote-tracking branch 'upstream/develop' into activity-session-specs
tests added to activity-session-specs
testing scopes and filters
ownable module specs tests (using activity_session model as example)
test for activity-classifications added
added tests for assignment view
tests added to lesson planner
added tests for chapter-shim
improving test on lesson planner
specs for student profile cache module