ignore crowbar_framework/coverage/

This is useful for the flattened crowbar-travis_ci repository.
Fix up crowbar init script to actually work.
Make sure sudoers gets hacked up properly.
Merge pull request #431 from aspiers/topic/ignore-coverage-dir

ignore crowbar_framework/coverage/
Merge pull request #435 from cloudedge/pull-req-master-9d672ac98178f6318096d08f95b8bfcbdb14cb70

Initial pass as deployment editor screen [1/1]
add test for UI