Create modules for each of the FxA account handling screens.
Start to include the modules.
Try to match up the navigation code with the expected module code.
Add password reset, set password, success screens.
Returning users should go through the enter password flow.
make forward and back work in the navigaton.
Adding an error dialog and related code.

* Add Utils.once which is a one time event handler.
Hook up password incorrect screens.
Lazy load panel specific javascript
Lazy load the HTML & JS for each of the FxA modules.

* Convert fxam_states to contain both the id of the element to load plus the name of the module to initialize.
* The template element contains script elements which are scripts to lazy load.
Merge pull request #2 from shane-tomlinson/lazy-load-js

Lazy load the FxA js
remove logs
Create a prototype fxam_module that is used as the base for all other modules.
cache necessary elements from init as is gaia's style.

* remove $ and declaring all the selectors at the top of the file
* in init, call importElements.
Start to hook up l10n
Update structure to follow fxam_overlay.js
Start to hook up error screens for enter and set password.
Merge pull request #13 from shane-tomlinson/fxa_proposal_complete

Start to hook up each of the screen modules.
Transitions back