erts: Refactor bitstring (binary) handling #13379

Job	Run time
Build Erlang/OTP (64-bit)	9m 19s
Event File	3s
Build Erlang/OTP (iOS)	5m 44s
Build Erlang/OTP (Windows)	15m 7s
Build Erlang/OTP (macOS)	6m 33s
Build Erlang/OTP (32-bit)	8m 34s
Build Erlang/OTP (Types and Flavors)	3m 28s
Build Erlang/OTP (cross-compile)	13m 31s
Build and check documentation	8m 59s
Run static analysis	6m 46s
Build Erlang/OTP (clang)	5m 36s
Test Erlang/OTP (emulator)	46m 5s
Test Erlang/OTP (debug)	3m 21s
Test Erlang/OTP (crypto)	5m 43s
Release Erlang/OTP	0s
Test Erlang/OTP (system)	9m 34s
	2h 28m 23s

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