Subreq tree now displays deleted requirements in a seperate folder
Fixed real time filter duplication
Merge branch 'dev-set3-filter' of github.com:333fred/wpi-suite-tng into dev-set3-iteration5
Removed several extraneous observers
Merge branch 'dev-set3-iteration5' of github.com:333fred/wpi-suite-tng into dev-set3-iteration5
Merge branch 'dev-set3-iteration5' of github.com:333fred/wpi-suite-tng into dev-set3-permissions