NXP-12168:  Add back permanent link to the "title with perm link" widget type, revert "NXP-9042: remove permalink from title (added to menu contextual menu)"

This reverts commit 4d3743642a9e9cafe8a509532932e6c6a71d49bf.
NXP-12018: don't bind changeEvent on .select2-input elements to do not trigger useless save
NXP-12018: add jquery ui sortable plugin and dependencies
NXP-12018: don't display subjects in view_summary if empty
NXP-12018: comment