Heavily improves the Mongo API and the Elastic scroll API

The Mongo.update() API was error prone and almost
dangerous to use update. These calls have now been
deprecated and replaced by better ones.

Also the timing and size of scroll queries has been
optimized based on load tests.

dev-21.3

• Fixes query compliation

Adds a load metric counting secondary mongo metrics per minute and duration

Merge pull request #388 from scireum/feature/sbi/mongo-secondary-stat

Adds a load metric counting secondary mongo metrics per minute and duration

Permits to list all configured redis pools.

Merge pull request #387 from scireum/aha/readis-pools

Permits to list all known redis connection pools.

Read from Mongo secondaries and improved DateRange API.

Merge pull request #382 from scireum/aha/mongo-read-from-slave

Permits to read from secondary nodes in MongoDB

dev-20.1

Bumps sirius libraries

Bumps sirius-kernel to dev-19.11 (fix translated date format)

- Fixes: SIRI-274

dev-20.0

Merge pull request #380 from scireum/meg/countOptions

Falls back to estimated document count for queries with no filters

dev-19.8

Merge pull request #378 from scireum/bwi/sirius-kernel-upgrade

Bumps sirius-kernel dev-19.9 -> dev-19.10

dev-19.7

Merge pull request #376 from scireum/aha/less-microtiming

Improved grouping in microtiming