New a simple login screen is presented.
Not it fetches the configuration before logging in. and new keyboard shortcuts.
Contacts is now not a part of Organization.
Caching of contacts and contactlist is now done.
Refactored towards new structure.

*** Warning *** Incomplete update. Stuff may be broken.
Merge branch 'master' of https://github.com/PedersenThomas/Bob

Conflicts:
	web/classes/protocol.organization.dart
Added Auth tokens to requests, and fixed some interfaces.
Merge branch 'master' of github.com:PedersenThomas/Bob into tp

Conflicts:
	web/classes/configuration.dart
	web/classes/protocol.call.dart
	web/classes/protocol.login.dart
Organizations to Organization_list fix.