RC3 Release PR

[appetrosyan]

Notable SDK-related changes

• Schema changes that fix Debug potentially incorrect return Value in Kotlin SDK for FindAccountsByDomainId #1969
• Schema endpoint (use curl -X GET http://127.0.0.1:8080/schema)
• WASM decode optimisations
• timed triggers
• Improved API for generating ISI (documentation pending)
• By-call triggers

Release checklist

• The crates have been version bumped.
• Iroha passed
  • cargo hack tests
  • functional tests
  • CI tests
• Iroha lasted for five days at the longevity stand
• Benchmarks
  • Rust-based (depends on [feature] #1952: Add a TPS benchmark as a standard for optimizations #1963 @s8sato)
  • Torii
  • Load script on real hardware
• Iroha documentation
  • Readme
  • api_spec
  • tutorial
• SDKs compiled successfully using the schema from latest branch (Hash: TODO)
  • Java
  • JavaScript
  • Swift
• All SDK tests pass
  • Java
  • JavaScript
  • Swift
• (Optional) SDKs implemented the main features added in the current release:
  • Schema endpoint querying
  • Timed triggers
  • Event-based triggers

[codecov]

Codecov Report

Merging #2015 (8d83a3e) into iroha2 (920e4d1) will increase coverage by 0.77%.
The diff coverage is 84.03%.

@@            Coverage Diff             @@
##           iroha2    #2015      +/-   ##
==========================================
+ Coverage   77.17%   77.94%   +0.77%     
==========================================
  Files         166      176      +10     
  Lines       23117    24039     +922     
==========================================
+ Hits        17841    18738     +897     
- Misses       5276     5301      +25     

Impacted Files	Coverage Δ
cli/src/torii/mod.rs	0.00% <0.00%> (ø)
client/examples/million_accounts_genesis.rs	0.00% <0.00%> (ø)
client/examples/million_accounts_tx.rs	0.00% <0.00%> (ø)
client/examples/ten_million_accounts.rs	0.00% <0.00%> (ø)
...lient/tests/integration/multiple_blocks_created.rs	0.00% <0.00%> (ø)
client/tests/integration/unstable_network.rs	0.00% <0.00%> (ø)
client_cli/src/main.rs	0.32% <0.00%> (ø)
config/tests/simple.rs	100.00% <ø> (ø)
core/docs/src/main.rs	1.53% <0.00%> (ø)
core/src/smartcontracts/isi/permissions.rs	76.04% <ø> (+2.91%)	⬆️
... and 166 more

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