ACE-1640: Merged HEAD-BUG-FIX (4.3/Cloud) to HEAD (4.3/Cloud)
   70083: Merged V4.2-BUG-FIX (4.2.3) to HEAD-BUG-FIX (4.3/Cloud)
      70071: Merged V4.1-BUG-FIX (4.1.9) to V4.2-BUG-FIX (4.2.3)
         70057: Merged V4.1.5 (4.1.5.14) to V4.1-BUG-FIX (4.1.9)
            70048: Revised fix for     MNT-11107  Documents uploaded by another user are not filtered via tags in My Files
            Fix for     MNT-11427  Impossible to start reindex process for bm-0010 and bm-0013 tests: api/solr/aclchangesets return status:502
            - move defining into same TX as shared when shared created.
            - fix tests that assumes there will never be ACL dupes when traversing the tx change log  - incorrect. We aim to minimise this



Former-commit-id: 9d3f6f81e1ab4dacc3d7b04d21f7b7190714e7e4