Improve usability of the "Edit project" form
Improve usability of the "Edit project" form

This patch improves the edit project form by:

* Adding a "Preview Description" button.
* Indication of when fields are valid.

Change-Id: I241b0a2e4883c64ca076b98553f350591aed7cbb

ColdrickSotK/storyboard-webclient,ColdrickSotK/storyboard-webclient,ColdrickSotK/storyboard-webclient