[refactor] #4315: split pipeline events

[mversic]

Description

• introduced WithEvents which makes sure that events are consumed upon block state transition
• refactored PipelineEvent to a more sane representation

Linked issue

Closes #4315

Benefits

Checklist

• I've read CONTRIBUTING.md
• I've used the standard signed-off commit format (or will squash just before merging)
• All applicable CI checks pass (or I promised to make them pass later)
• (optional) I've written unit tests for the code changes
• I replied to all comments after code review, marking all implemented changes with thumbs up

[DCNick3]

Can merging this please be postponed to after #4240 lands? I don't want to rebase it again..

[Erigara]

This PR is a lot semi related changes, consider to make separate PR for them in the future, it will make it easier to review.

Other than that look good.

[coveralls]

Pull Request Test Coverage Report for Build 8455027251

Details

• 509 of 853 (59.67%) changed or added relevant lines in 31 files are covered.
• 4945 unchanged lines in 94 files lost coverage.
• Overall coverage increased (+1.0%) to 57.744%

---

Changes Missing Coverage	Covered Lines	Changed/Added Lines	%
client/src/http.rs	2	3	66.67%
core/src/smartcontracts/wasm.rs	0	1	0.0%
data_model/src/block.rs	6	7	85.71%
data_model/src/events/data/filters.rs	0	1	0.0%
data_model/src/transaction.rs	7	8	87.5%
telemetry/src/dev.rs	0	1	0.0%
core/src/kura.rs	1	3	33.33%
core/src/queue.rs	86	88	97.73%
core/src/smartcontracts/isi/triggers/set.rs	4	6	66.67%
core/src/state.rs	29	31	93.55%

Files with Coverage Reduction	New Missed Lines	%
primitives/src/conststr.rs	1	91.14%
crypto/src/hash.rs	1	73.78%
ffi/derive/src/convert.rs	1	84.45%
primitives/src/lib.rs	1	0.0%
core/src/sumeragi/network_topology.rs	1	98.78%
data_model/derive/src/model.rs	1	81.0%
crypto/src/signature/bls/mod.rs	2	0.0%
config/src/snapshot.rs	3	78.57%
data_model/derive/src/has_origin.rs	3	95.16%
config/src/kura.rs	3	80.0%

Totals
Change from base Build 7884695009:	1.0%
Covered Lines:	23351
Relevant Lines:	40439

---

💛 - Coveralls