Hide the drag notifications when the inspector is destroyed via the global event. Fixes issue https://bugs.launchpad.net/juju-gui/+bug/1282125
Mocking out Y.one breaks Y.Node.create() because it uses it under the hood. This removes the mock in the test that was causing the failures in IE
Merge pull request #138 from hatched/sethtml-ie-failure

Mocking out Y.one breaks Y.Node.create() because it uses it under the hood. This removes the mock in the test that was causing the failures in IE
Add support for running CI against Safari as well

- Update to have existing be objects and not integers
- Integers cannot have .models assigned to them, they're read-only items.
Merge pull request #139 from mitechie/ci-safari

- Update to have existing be objects and not integers
- Integers cannot have .models assigned to them, they're read-only items.
Merge pull request #137 from hatched/inspector-mask-1282125

Fixes issue https://bugs.launchpad.net/juju-gui/+bug/1282125

__To QA__
Follow the steps in the bug to reproduce issue, if the issue isn't there then it's resolved. 

__Note__
This code will be removed shortly when the inspector mask code gets moved inside the new inspector class.