Edric Milaret authored Aug 30, 2016 and Guillaume Roguez committed Oct 18, 2016

- add a spiner to wizard dialog
- use wizard dialog to migrate and add ring account
- add a device panel in account details configuration
- add "Add device" feature

Change-Id: I30955a4ef2434b1e9e9f75db39478965d6656ca0
Tuleap: #951