EZP-21156 : clear cache in another transaction
Fixed EZP-21324: Images for original object lost when editing copies
Fixed EZP-21444: SQL query error in fetch('content',  'keyword') with some 'sort_by' parameters
Fix EZP-21438: use also view_embed permission for relations
(cherry picked from commit 6f5490857212103c297bccb99202871b8cc1417c)
Fix EZP-21438: additional permission checking for relations
(cherry picked from commit 5eb5b0728c8fbf1da8eba62a26e3103ab7209124)
Merge pull request #762 from patrickallaert/EZP-21324

Fixed EZP-21324: Images for original object lost when editing copies
Merge pull request #765 from patrickallaert/EZP-21444

Fixed EZP-21444: SQL query error in fetch('content',  'keyword') with some 'sort_by' parameters
Merge pull request #770 from ezsystems/EZP-21438_relations_view_embed

Ezp 21438 relations view embed
EZP-21156 : no neeed to use transaction
Fix EZP-21611: unpublish cronjob uses anonymous credentials
Removed limitation from subTree selection
(cherry picked from commit bca1078c2ab4b57e4c630b5e977c6604779ee7ad)
Merge pull request #674 from tharkun/ezp-21156-class-modification

EZP-21156 : clear cache in another transaction