Changed 'Remove Children' button in sub requirements panel to 'Remove Child'.
Merge branch 'dev-set3-iteration5' of github.com:333fred/wpi-suite-tng into dev-set3-iteration5
'Update' level users can now edit tasks.
Removed unnecesary code in IterationTreeView doubleClick()
Delete Filter button is only enabled if a filter is selected
PermissionModelTest fix to deal with the fact that PermissionModel is a singleton
Merge branch 'dev-set3-iteration5' of github.com:333fred/wpi-suite-tng into dev-set3-iteration5
Clarified tree filters to viewing by specific iterations
Merge branch 'dev-set3-iteration5' of github.com:333fred/wpi-suite-tng into dev-set3-iteration5
Merge branch 'dev-set3-iteration5' of https://github.com/333fred/wpi-suite-tng into dev-set3-iteration5
Currently selected filter is unselected when cancel editing is pressed
Fixed null pointer exception in tree view after  double clicking a requirment and the focus changes.
Fixed merge error
Fixed constraints for subreqpanel
Fixed Merge Conflicts
Merge branch 'dev-set3-iteration5' of https://github.com/333fred/wpi-suite-tng into dev-set3-iteration5
Requirements no longer need to beb saved with button to save user assignment changes.
Merge branch 'dev-set3-iteration5' of github.com:333fred/wpi-suite-tng into dev-set3-iteration5
Removed deleted folder from the hierarchy view
Changed position of table editing buttons to be more consistant with the rest of the project