Updates to loading progress bar
fixes #1592 loading progress bar css issue in chrome
Merge pull request #1595 from ScottDowne/t1592

fixes #1592 loading progress bar css issue in chrome
Blocking sideways stretching of the text area in the editables section for bobby.
Merge pull request #1576 from ScottDowne/loadingUpdates

Updates to loading progress bar
Merge branch 'develop' of github.com:mozilla-appmaker/appmaker into develop