OO-1616: reduce the number of double call to the repository entry with the manager and after with the course

OO-1554: implements a callout to show some informations about the resources in the resources picker and adapt the controllers which rely on the table

OO-990: only retrieve the roles once, use them for all access security control, retrieve the groups only if the roles coach, participant or waiting are there... to minimize the number of queries

OO-990: merge run controller with author details in an unified runtime environment for repository entry

OO-990: better handling of web document, show edit link in list if available, go to details instead inexistent launcher...

OO-1068 improve login screen, fix sites ordering and default settings, streamines sites security callback checks, added more security callbacks

OO-990: remove ControllerFactory, RepositoryEntryContext ( must be CourseSiteContext in every case), allow opening an editor by REST URL...

OO-1068 OO-1067 flexi form refactoring towards bootstrap, implement default layouts, further simplify DOM

OO-985: implements the view to retrieve the course and associated data of a user, filter and order by, clean up the code

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-948: make the ContextEntryControllerCreator cloneable, a cloned creator can save request dependent informations between the calls of the different method to prevent multiple loading of the same resource, calculate severals time the permissions...

OO-744,OO-784: disable the co-author hidden feature, add a view of the roles in the user personal settings