Updated Bootstrap to 3.1.0
Removed useless divs and added table-responsive class for user list
Updated order by links and new filter by links (#68)
Show active users only when selecting from menu
On succesful update filter by active state on redirect
Show a warning when there are no users for selected filters
Changed value to text in slugify
Added ignored arguments param to avoid errors when sorting and filtering with cursors (#68)
Back link for user update now has an active filter
Simplified title in base.html
Removed the useless else '' part in templates