feat(core-state): in-memory storage for last N blocks and transactions

[faustbrian]

Summary

Implements a map that is capped in size and keeps records in insertion order.

First half of https://github.com/ArkEcosystem/core/issues/2114.

What kind of change does this PR introduce?

• Bugfix
• New feature
• Refactoring / Performance Improvements
• Build-related changes
• Documentation
• Tests / Continuous Integration
• Other, please describe:

Does this PR introduce a breaking change?

• Yes
• No

Does this PR release a new version?

• Yes
  • All tests are passing
  • All benchmarks are passing without any major regressions
  • Sync from 0 works on mainnet
  • Sync from 0 works on devnet
  • Starting a new network and forging on it work
  • Explorer is fully functional
  • Wallets are fully functional
• No

Checklist

• I have read the CONTRIBUTING documentation
• Lint and unit tests pass locally with my changes
• I have added tests that prove my fix is effective or that my feature works
• I have added necessary documentation (if appropriate)

[ghost]

The ci/circleci: test-node11-unit job is failing as of ef6a7476d74886ac472603ea8248333a145f9b3f. Please review the logs for more information.

Once you've pushed the fixes, the build will automatically re-run. Thanks!

[codecov-io]

Codecov Report

Merging #2492 into develop will decrease coverage by <.01%.
The diff coverage is 70.51%.

@@             Coverage Diff             @@
##           develop    #2492      +/-   ##
===========================================
- Coverage    67.76%   67.76%   -0.01%     
===========================================
  Files          386      390       +4     
  Lines         8399     8457      +58     
  Branches       439      402      -37     
===========================================
+ Hits          5692     5731      +39     
- Misses        2654     2673      +19     
  Partials        53       53

Impacted Files	Coverage Δ
...ages/core-database/src/database-service-factory.ts	46.15% <ø> (-0.52%)	⬇️
packages/core-blockchain/src/blockchain.ts	54.88% <ø> (ø)	⬆️
packages/core-transaction-pool/src/connection.ts	95.54% <100%> (+0.02%)	⬆️
packages/core-transaction-pool/src/processor.ts	77.46% <100%> (ø)	⬆️
packages/core-utils/src/ordered-capped-map.ts	100% <100%> (ø)
packages/core-state/src/stores/state.ts	93.93% <100%> (ø)
packages/core-transaction-pool/src/memory.ts	95.87% <100%> (ø)	⬆️
packages/core-p2p/src/peer-guard.ts	80% <100%> (-2.5%)	⬇️
packages/core-p2p/src/peer-verifier.ts	82.75% <100%> (ø)	⬆️
packages/core-blockchain/src/state-machine.ts	88.98% <100%> (ø)	⬆️
... and 12 more

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