organization, implement segment view for user visit card to better
inline in user management, implements several features for all roles
(allow enrollment, mandatory confirmation email by enrollment, allow
autocomplete, bulk changes...), add roles like lecture manager, quality
manager..., enhance the roles editor in user management

OO-3299: refactor the user management search to view the organisations and to restrict searches for user manager which doesn't have root organisation permission

OO-3297: refactor the user management to use organization for managing the roles instead of named security groups

OO-3288, OO-3297, OO-3291: add model for organisations and curriculums, add curriculum manager global role

OO-3003: add the pool manager and the resource institution manager to the list of roles in the bulk user attributes change wizard

OO-2785: special handling of generic checkbox because "not checked" is "I don't want to search with it"

OO-1536: inline the user's visiting card in the different member list, add a tool in the list as in author list, add close button for the visinting card (if opened in the main window), add close button to the business groups tabs

OO-1541: select the user in the username column and the the next 2, action column now opens the visiting card, fix some wording issues

OO-1362: make the guest login, links for guests and invitation login configurable in the administration GUI

OO-1124: don't fix the width of disabled rich text and align it, better contrast of disabled primary button, simplify DOM tree of the contact form...

OO-763: don't use the container as reference for collection of components but an interface instead, break the inheritence of Panel and flatted it

OO-798, OO-797, OO-796: update the webdav implementation based on Tomcat, make OpenOLAt work under root context, small refactoring of the dispatchers, push raw files dispatcher to its own servlet, implements Digest authentication...