test(rxModalAction): Default modal parameters.

Closes #524
test(rxActionMenu): Tests and page objects.

Closes #525
Merge pull request #528 from rackerlabs/e2e-rx-modal-action-default-functionality

test(rxModalAction): Default modal parameters.
Merge pull request #526 from rackerlabs/e2e-rx-action-menu

test(rxActionMenu): Tests and page objects.