Consistency tweaks
Only create a new notification on update of an annoucement if user allows it
Merge branch 'uls-install' of https://github.com/ulsdevteam/ojs into uls-install
Only create a new notification on update of an annoucement if user allows it
Merge pull request #215 from ulsdevteam/add-announcement-notification-option

*6395* Only create a new notification on update of an annoucement if user allows
*8809* Fix static pages locale chooser
Enable Journal File Manager to manipulate both public and private files.
Merge branch 'ojs-stable-2_4' of https://github.com/pkp/ojs into uls-install
Merge branch 'uls-install' into uls-install-with-beta-languages