perf: implement bitpack encoding for LID and MID blocks

[cheb0]

Description

TBD

Fixes #312

---

• I have read and followed all requirements in CONTRIBUTING.md;

[cheb0]

@seqbenchbot up main bulk

[seqbenchbot]

Nice, @cheb0 <(-^,^-)=b!

Your request was successfully served.
Identificator for your ongoing benchmark - dc2d4d40.

Here is a list of helpful links:

• Take a look at Grafana dashboard;
• Live-tailing logs are also available;

Have a great time!

[github-actions]

🔴 Performance Degradation

Some benchmarks have degraded compared to the previous run.
Click on Show table button to see full list of degraded benchmarks.

Show table

Name	Previous	Current	Ratio	Verdict
AggDeep/size=10000-4	03387c	b4fae3
	45145.00 ns/op	52104.00 ns/op	1.15	🔴
AndTree/size=1000-4	03387c	b4fae3
	4.26 ns/op	4.85 ns/op	1.14	🔴
Block_Pack-4	------	b4fae3
	NaN B/op	27344.00 B/op	NaN	🔴
	NaN allocs/op	4.00 allocs/op	NaN	🔴
	NaN ns/op	82987.00 ns/op	NaN	🔴
Block_Unpack-4	------	b4fae3
	NaN B/op	262186.00 B/op	NaN	🔴
	NaN allocs/op	2.00 allocs/op	NaN	🔴
	NaN ns/op	80490.00 ns/op	NaN	🔴
FindSequence_Random/small-4	03387c	b4fae3
	6427.67 MB/s	5452.96 MB/s	0.85	🔴
	40.85 ns/op	46.95 ns/op	1.15	🔴

[cheb0]

@seqbenchbot down dc2d4d40

[seqbenchbot]

Nice, @cheb0 <(-^,^-)=b!

The benchmark with identificator dc2d4d40 was finished.
I've prepared a summary for you. Click on Show summary button to see it:

Show summary

Query	Type	mean (ms)			stddev (ms)			p(50) (ms)			p(95) (ms)			p(99) (ms)			iterations
		base	comp	diff	base	comp	diff	base	comp	diff	base	comp	diff	base	comp	diff	base	comp	diff
bulk	warm	60.99	60.79	-0.33%	23.17	22.77	-1.74%	54.00	54.00	0.00%	107.00	107.00	0.00%	146.00	145.00	-0.68%	9694.00	9652.00	-0.43%

Have a great time!

[github-actions]

🔴 Performance Degradation

Some benchmarks have degraded compared to the previous run.
Click on Show table button to see full list of degraded benchmarks.

Show table

Name	Previous	Current	Ratio	Verdict
Block_Pack-4	------	035be1
	NaN B/op	27344.00 B/op	NaN	🔴
	NaN allocs/op	4.00 allocs/op	NaN	🔴
	NaN ns/op	72861.00 ns/op	NaN	🔴
Block_Unpack-4	------	035be1
	NaN B/op	262183.00 B/op	NaN	🔴
	NaN allocs/op	2.00 allocs/op	NaN	🔴
	NaN ns/op	73565.00 ns/op	NaN	🔴
Indexer-4	03387c	035be1
	721669786.00 B/op	805572232.00 B/op	1.12	🔴

[github-actions]

🔴 Performance Degradation

Some benchmarks have degraded compared to the previous run.
Click on Show table button to see full list of degraded benchmarks.

Show table

Name	Previous	Current	Ratio	Verdict
AggDeep/size=10000-4	03387c	b3e5ee
	45145.00 ns/op	51940.00 ns/op	1.15	🔴
AggDeep/size=1000000-4	03387c	b3e5ee
	4554859.00 ns/op	5474331.00 ns/op	1.20	🔴
And/size=1000-4	03387c	b3e5ee
	4.29 ns/op	4.83 ns/op	1.13	🔴
Block_Pack-4	------	b3e5ee
	NaN B/op	27344.00 B/op	NaN	🔴
	NaN allocs/op	4.00 allocs/op	NaN	🔴
	NaN ns/op	78396.00 ns/op	NaN	🔴
Block_Unpack-4	------	b3e5ee
	NaN B/op	262177.00 B/op	NaN	🔴
	NaN allocs/op	2.00 allocs/op	NaN	🔴
	NaN ns/op	86552.00 ns/op	NaN	🔴
FindSequence_Random/small-4	03387c	b3e5ee
	6427.67 MB/s	5668.64 MB/s	0.88	🔴
Indexer-4	03387c	b3e5ee
	721669786.00 B/op	805627342.00 B/op	1.12	🔴