Iroha

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CI/CD changes
~~~~~~~~~~~~~
- Remove Jenkinsfile and JenkinsCI.

Features
~~~~~~~~

* Add RocksDB storage implementation for Burrow.
* Introduce traffic optimization with Bloom-filter
* Update ``MST`` module network to be located in ``OS`` module in ``batches_cache``.
* Propose traffic optimization.

Documentation
~~~~~~~~~~~~~

* Fix build. Add DB differences, migration practice,
healthcheck endpoint, information about iroha-swarm tool.

Other
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* Requirement fix for doc build.
* Reduce text, one important TODO.
* Fix 'check if docker image exists' /build all skip_testing.
* /build all skip_testing.
* /build skip_testing; And more docs.
* Add ``.github/_README.md``.
* Remove ``.packer``.
* Remove changes on test parameter.
* Use new parameter to skip test stage.
* Add to workflow.
* Remove repository dispatch.
* Add repository dispatch.
* Add parameter for testers.
* Remove ``proposal_delay`` timeout.

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Features
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* Add syncing node state
* Adds metrics for RocksDB
* Add healthcheck interfaces via http, grpc, and metrics.

Fixes
~~~~~

* Fix column families in Iroha v1.4-rc.2
* Add 10-bit bloom filter in Iroha v1.4-rc.1

Documentation
~~~~~~~~~~~~~

* Add zip and pkg-config to list of build deps.
* Update readme: fix broken links to build status, build guide, and so on.
* Fix Config and Docker Metrics.

Other
~~~~~

* Update GHA docker tag.
* Fix Iroha 1 compile errors when compiling with g++11.
* Replace deprecated param ``max_rounds_delay`` with
``proposal_creation_timeout``.
Update sample config file to have not deprecated DB connection params.