Merge remote-tracking branch 'remotes/dev/1.10' into 1.10

Merge remote-tracking branch 'remotes/dev/1.10' into 1.10

Merge remote-tracking branch 'remotes/dev/1.10' into 1.10

Lock doctrine-bundle to 1.6.3

Merge pull request #2078 from laboro/bug/BAP-10833

BAP-10833: Calendar stuck when event was deleted

Merge commit 'ef714aee69ff6042a252a4c1eb93e29326615b24' into maintena…

…nce/crm-enterprise-1.11

Merge pull request #7838 from laboro/fix/BAP-11039_1.9

BAP-11039: Integrity constraint violation during IMAP synchronization

Merge pull request #7822 from laboro/ticket/BAP-10038_1.9

BAP-10038: Email processing create duplicates:

Version 1.9.4