(cherry picked from commit 16b2c51f)

(cherry picked from commit 270e6709)

Fixed: Prefer a local cache for too frequently queried context data - /appsuite/platform/core#215 (4)

(cherry picked from commit 5d673c14)

Fixed: Prefer a local cache for too frequently queried context data - /appsuite/platform/core#215 (3)

(cherry picked from commit 1936214c)

Fixed: Prefer a local cache for too frequently queried context data - /appsuite/platform/core#215 (2)

(cherry picked from commit 9b16de68)

(cherry picked from commit 2528a54f)

Several changes to cope with a high number of concurrent retrievals from cache & Introduced local cache for reseller data - /appsuite/support#484

(cherry picked from commit 7c99a83a)

Basically training wheels for shitty soap clients.

(cherry picked from commit 95ab799b)

[Redis SessionD]: Only start periodic task to update lock's time-to-live when lock has been acquired

(cherry picked from commit 12975bd6)

[Redis SessionD]: Only start periodic task to update lock's time-to-live when lock has been acquired

(cherry picked from commit 06b2c4b8)

when lock has been acquired

(cherry picked from commit 1aa528a2)

[Redis SessionD]: Only start periodic task to update lock's time-to-live when lock has been acquired

(cherry picked from commit badc91e3)

(cherry picked from commit 690b888e)

690b888e Added: Documentation for new "convert-guest" option (SCR-1528)

Co-authored-by: Tobias Friedrich <tobias.friedrich@open-xchange.com>

Changed: Add shared-read-only flag to snippet module to have shared snippets that may be seen, but must not be modified/deleted by other users