UI: Very rough CSS for sidebar.
UI: Adding rough scaffolding for user pages.

Adding rough layout for the following pages:
 - user/login
 - user/password
 - user/register
 - user/#
 - user/#/edit
 - user/#/notifications

Implementing a rough version of the login page.
Merge branch 'develop' of github.com:meedan/meedan-checkdesk into develop