Use set() for GUI variable assignments.
GUI test tweak
Merge branch 'dev' of github.com:OpenMDAO/OpenMDAO-Framework into bug

Conflicts:
	openmdao.gui/src/openmdao/gui/test/functional/pageobjects/util.py
GUI test tweak
resolved conflict between scott's branch and dev
Merge pull request #1348 from naylor-b/scott

fixed conflict between Scott's branch and dev