Add CLI argument parser (rfl::cli::read) #548

Job	Run time
windows-msvc-shared (AVRO)	6m 48s
windows-msvc-shared (FLEXBUFFERS)	5m 48s
windows-msvc-shared (CAPNPROTO)	7m 31s
windows-msvc-shared (MSGPACK)	3m 43s
windows-msvc-shared (CBOR)	8m 26s
windows-msvc-shared (JSON)	10m 16s
windows-msvc-shared (PARQUET)	38m 19s
windows-msvc-shared (TOML)	4m 26s
windows-msvc-shared (YAML)	5m 11s
windows-msvc-shared (UBJSON)	7m 0s
windows-msvc-shared (XML)	3m 46s
windows-msvc (XML)	4m 4s
windows-msvc (TOML)	3m 37s
windows-msvc (FLEXBUFFERS)	5m 24s
windows-msvc (JSON)	11m 13s
windows-msvc (benchmarks)	49m 50s
windows-msvc (PARQUET)	38m 40s
windows-msvc (UBJSON)	7m 25s
windows-msvc (MSGPACK)	4m 16s
windows-msvc (CAPNPROTO)	8m 8s
windows-msvc (YAML)	4m 55s
windows-msvc (CBOR)	8m 34s
windows-msvc (AVRO)	7m 7s
	4h 14m 27s

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