roomName feature
minor fixes for redirecting to the room name and so on
minor fixes here and there
refactoring and bug fixes

- save the room name in cookie
- better UI
- minor fixes with document ready and not showing the map on route changes
cleanup unused angular components
minor refactoring

- FIREBASE_URL constant
- replace the route to login when redirected
refactoring of the update markers code
css transition for the device list view

+ minor refactoring css styles <> inline styles
update to angular 1.2.18 (from 1.2.16)
show the distance to other users in the list view
refactoring: Settings service
use local storage for storing nickname instead of using Cookies
bufgix: markers handling
create a missing marker on the fly while receiving updates