Added the ability to pass in a query param  in the url on app load
deploy target dispatcher supports deploying bundles
Passing a charm id via the deploy-target query param now adds the charm to the commit list
Submitting a charm id in the deploy-target query param now auto deploys the charm to the sandboxed environment
Added additional tests for the deploy-target functionality and fixed a default configuration setting bug
Merge pull request #624 from hatched/deploy-target

Add support for passing a charm/bundle id as a deploy-target query parameter

You can now add a query parameter `deploy-target` with the value a charm or bundle id to the url when loading the GUI to automatically deploy the charm or bundle to the environment.