When closing projects, close models before attributes

Avoids a race condition if an attribute editor is being deleted when
a reference observer fires.
Status Job ID Name Coverage
  External
passed cdash

passed ghostflow-branch-check-master

passed ghostflow-branch-check-release

failed smtk@master-kerbin-windows-shared-release+examples+remus

failed smtk@master-moho-linux-shared-relwithdebinfo+examples+private+remus

failed smtk@master-moho-linux-shared-relwithdebinfo+examples+python3+remus+vtk

failed smtk@master-moho-linux-shared-relwithdebinfo+examples+remus

failed smtk@master-moho-linux-shared-relwithdebinfo+examples+remus+vtk

passed smtk@master-norkit-osx-shared-release+examples+matplotlib

failed smtk@master-praxis-windows-shared-release

failed smtk@master-talosiv-osx-shared-release+examples+matplotlib

failed smtk@master-tatooine-osx-shared-release+examples+matplotlib

failed smtk@master-tatooine-osx-shared-release+examples+matplotlib+private

failed smtk@release-moho-linux-shared-relwithdebinfo+remus

running smtk@release-praxis-windows-shared-release

1065:04:49

passed cdash

passed cdash

passed cdash

failed smtk@master-kerbin-windows-shared-release+examples+remus

failed smtk@master-kerbin-windows-shared-release+examples+remus

00:04:36

failed smtk@master-kerbin-windows-shared-release+examples+remus

failed smtk@master-kerbin-windows-shared-release+examples+remus

failed smtk@master-moho-linux-shared-relwithdebinfo+examples+private+remus

00:12:46

failed smtk@master-moho-linux-shared-relwithdebinfo+examples+private+remus

failed smtk@master-moho-linux-shared-relwithdebinfo+examples+private+remus

failed smtk@master-moho-linux-shared-relwithdebinfo+examples+private+remus

failed smtk@master-moho-linux-shared-relwithdebinfo+examples+python3+remus+vtk

failed smtk@master-moho-linux-shared-relwithdebinfo+examples+python3+remus+vtk

failed smtk@master-moho-linux-shared-relwithdebinfo+examples+python3+remus+vtk

failed smtk@master-moho-linux-shared-relwithdebinfo+examples+python3+remus+vtk

00:00:08

failed smtk@master-moho-linux-shared-relwithdebinfo+examples+remus

failed smtk@master-moho-linux-shared-relwithdebinfo+examples+remus

failed smtk@master-moho-linux-shared-relwithdebinfo+examples+remus

failed smtk@master-moho-linux-shared-relwithdebinfo+examples+remus

00:12:27

failed smtk@master-moho-linux-shared-relwithdebinfo+examples+remus+vtk

00:10:19

failed smtk@master-moho-linux-shared-relwithdebinfo+examples+remus+vtk

failed smtk@master-moho-linux-shared-relwithdebinfo+examples+remus+vtk

failed smtk@master-moho-linux-shared-relwithdebinfo+examples+remus+vtk

passed smtk@master-norkit-osx-shared-release+examples+matplotlib

passed smtk@master-norkit-osx-shared-release+examples+matplotlib

00:30:33

passed smtk@master-norkit-osx-shared-release+examples+matplotlib

passed smtk@master-norkit-osx-shared-release+examples+matplotlib

failed smtk@master-praxis-windows-shared-release

failed smtk@master-praxis-windows-shared-release

failed smtk@master-praxis-windows-shared-release

failed smtk@master-praxis-windows-shared-release

00:14:12

failed smtk@master-talosiv-osx-shared-release+examples+matplotlib

00:16:28

failed smtk@master-talosiv-osx-shared-release+examples+matplotlib

failed smtk@master-talosiv-osx-shared-release+examples+matplotlib

failed smtk@master-talosiv-osx-shared-release+examples+matplotlib

failed smtk@master-tatooine-osx-shared-release+examples+matplotlib

failed smtk@master-tatooine-osx-shared-release+examples+matplotlib

00:10:56

failed smtk@master-tatooine-osx-shared-release+examples+matplotlib

failed smtk@master-tatooine-osx-shared-release+examples+matplotlib

failed smtk@master-tatooine-osx-shared-release+examples+matplotlib+private

00:12:12

failed smtk@master-tatooine-osx-shared-release+examples+matplotlib+private

failed smtk@master-tatooine-osx-shared-release+examples+matplotlib+private

failed smtk@master-tatooine-osx-shared-release+examples+matplotlib+private

failed smtk@release-moho-linux-shared-relwithdebinfo+remus

failed smtk@release-moho-linux-shared-relwithdebinfo+remus

00:00:04

failed smtk@release-moho-linux-shared-relwithdebinfo+remus

failed smtk@release-moho-linux-shared-relwithdebinfo+remus