get chromedriver from new location, update to v2.8
Merge branch 'dev' into gui
fix for gui workflow test
Merge branch 'dev' into gui
Merge branch 'gui' of github.com:swryan/OpenMDAO-Framework into gui
fix problem with properties pane resizing unnecessariliy & screwing up the viewport
Merge branch 'gui' of github.com:swryan/OpenMDAO-Framework into gui
Merge branch 'dev' into gui
Merge branch 'dev' into gui
update test hosts: salamander instead of ringtail, updated quetzal with chrome v32
Update variables.rst

Added Instance example to docs.
Merge pull request #1590 from swryan/gui

gui/testing - update chromedriver logic, replace ringtail with salamander, update chrome on quetzal
Merge pull request #1591 from Kenneth-T-Moore/bench

Performance Improvements 3
Merge pull request #1589 from crobinsonut/dev

Update variables.rst
not much