OPAC 7.x-3.0-alpha1

! [7.x-3.0-alpha1] Merge remote-tracking branch 'origin/ft/R1547' into 7.x-3.x
 ! [7.x-2.0] Merge remote branch 'origin/ft/R1425' into 7.x-2.x
--
-  [5cbf9f5] Merge remote-tracking branch 'origin/ft/R1547' into 7.x-3.x
+  [d6737e4] R1547: Fix OPAC ASIN plugin for ISBN-13
+  [e0488e4] R1484 [Follow-up]: Adds a drush opac-auth-purge command to purge authorities.
+  [8590447] R1484: Adds a drush opac-auth-purge command to purge authorities.
+  [97458f9] R1484 [Follow-up]: Adds a drush opac-auth-purge command to purge authorities.
+  [542614f] R1484: Adds a drush opac-auth-purge command to purge authorities.
+  [7ffa85f] R10: Do not try to modify ILS user if there is nothing to modify.
+  [7152bb6] R10: Allow to modify ILS user infos
-- [7a4a03d] Merge remote branch 'origin/ft/R1425' into 7.x-2.x