Remove code to trigger test from web ui functionality

Remove depricated code (part 2)

We've removed the use cases for both local and official
web driven test runs. We remove all the excess web ui for
creating new clouds and starting and monitoring test runs.

https://storyboard.openstack.org/#!/story/110
Spec: specs/approved/identify-code-to-deprecate.rst

Change-Id: I8fdeb5331bb46423c5d018d2fa395ae287f0499b
Merge "Remove code to trigger test from web ui functionality"