Add MyAssignments action.
Add the MyAssignments action and wire it up.
Refactor to remove duplication of code.
Add unassigned backlog action and views.
Add unassigned tasks action.
Add unassigned problems action.
Fix navigation.  Minor re-name of one of the actions, but only where displayed (action still MyAssignments)
Merge branch 'feature/MyAssignmentsAction' into develop