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

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

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

(cherry picked from commit 880ca57b26b066771b5cc4a608dcbc035f3ce23d)

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

/appsuite/support#460

Basically training wheels for shitty soap clients.

Changed: Use spooling directory also when generating a data export's result files - /appsuite/platform/core#206

[GDPR]: Use temporary file for buffering data if destination file storage prefers a certain chunk size - /appsuite/platform/core#206

/appsuite/platform/core#202