Bit packing

[lee30sonia]

Added a new bit_packed_simulator wrapping on top of partial_simulator, which records care bits when new patterns are added, and does a batch bit-packing when pack_bits is called.

Structural support computation when ODC is considered is still missing.

[coveralls]

Pull Request Test Coverage Report for Build 221739605

• 86 of 90 (95.56%) changed or added relevant lines in 5 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage increased (+0.2%) to 79.53%

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Changes Missing Coverage	Covered Lines	Changed/Added Lines	%
include/mockturtle/algorithms/sim_resub.hpp	1	2	50.0%
include/mockturtle/io/write_patterns.hpp	1	2	50.0%
include/mockturtle/algorithms/pattern_generation.hpp	9	11	81.82%

Totals
Change from base Build 185431140:	0.2%
Covered Lines:	9375
Relevant Lines:	11788

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💛 - Coveralls

[hriener]

Thank you!