First pass users management
- Users management : create, update, delete (backend + UI)
- Roles management : list
- Sort on column headers (in UI) for entities and users
- Response management for asynchronous HTTP requests (success, error)
- Unit testing completion for list of users, list of roles
- Log4j logging for unit tests
- Log4j logging towards console
Users management (save password and ckan key)
TODO yet : change password field from text to password when available in
xeditable library
Merge remote-tracking branch 'origin/users_crud'