Purpose of this commit is to perform a back2basics on eLearning backend
views. It helps users in their daily use of eLearning and improve UI.
Containing
* channel kanban view tweaking;
* channel form view: some spacing and renaming improvements. Also set
advanced field (new content email, share template) as group no one;
* slide kanban view tweaking;
* removed sections from kanban and list view for contents;
* contents form view: various improvements, with notably
* removed field website_url;
* set publishded date is now readonly, tracked and in group_no_one as
it is automatically set when publishing the lesson, and people should
not update it manually;
* removed the sum "Content" and replaced it by a stat button
* reword quiz constraint error messages;
* rating views improvements:
* revamped the kanban view of rating that were a bit broken;
* added a pivot view in Reporting/Reviews;
* updated graph view in Reporting/Reviews;
This commit also provides some usability fixes
* prevent sending email if new content is category;
* email: Prevent displaying an image if there is no image;
LINKS
Task 2049640 (website slides back2basics and fiximp)
Task 2058595 (eLearning v13 testing)
Michaël Mattiello
8c9473fd78