report.when fallback to 'setup' -> counts as error

Fix test_vm_power_control test when there are no infra providers present
Merge pull request #928 from jkrocil/fix-collection-exception

Fix for INTERNALLERROR happening on exception during collection
Workaround for bz1035399
lint
Flake fixes
Merge pull request #930 from slouderm/test_login

Flake fixes
Structural update of Control Explorer based on my experience
Remove the blocker div on start of navigation
Fixed set_pxe_image_type

* When running multiple tests, the image may already have been set in
  which case the buttons failed to become active.
Merge pull request #932 from mfalesni/control_structure_update

Structural update of some Control Explorer objects
Workaround for vSphere4 refusing to power off suspended machine
Merge pull request #933 from mfalesni/bad_vsphere4

Workaround for vSphere4 refusing to power off suspended machine
Merge pull request #934 from mfalesni/blocker

Remove the blocker div on start of navigation
Merge pull request #935 from psav/set_pxe_image_fix

Fixed set_pxe_image_type