Logo variants
[fix] Team discussion route

* Fixed number of arguments for team discussion route
[fix] User registration

* Fixed passing email contacts to users
Login screen style

* Adjusted login screen to be less empty
Global scripts, fancybox

* Added fancybox support to lightbox classes
PWF update
Initial data: Additional groups

* Added some user groups
Locales, user

* Added user specific messages
Intranet, user settings

* Simplified user settings
Intranet user representation

* Changed user representation to nicks instead of names
Intranet: Various changes

* Enhanced team member add form styles
* Added module to change user password