Closing the inspector now shows the appropriate charmbrowser elements.
Fixed bug where the query params would be stripped off when viewing the inspector or charm details.
Added and fixed tests from the inspector state changes
Reset component to null on inspector close
Merge pull request #242 from hatched/inspector-to-charmbrowser

#### Notes
Closing the inspector now shows the appropriate charmbrowser elements.
Fixed bug where the query params would be stripped off when viewing the inspector or charm details.

#### To QA
- Use the `state` flag
- Add a charm to the canvas
- Close the ghost inspector - the charmbrowser should appear again
- Click on the service icon - the inspector should render again
- Deploy the service - the service inspector should render.
- Close the service inspector the charmbrowser should show up again.
- Make a search in the charmbrowser
- Start this task list over again with a query param in the url. The charmbrowsers should now show the search results.