binary field: implement `Bf1` #3118

Job	Run time
Check Documentation	1m 2s
Check no_std	25s
Check (stable)	1m 5s
List directories for parallelizing tests	4s
Check (nightly)	1m 2s
Check Style	7s
Test (stable)	9m 16s
Test assembly	8m 26s
Test (cp6_782/)	28m 49s
Test (nightly)	17m 46s
Test (mnt4_753/)	15m 47s
Test (mnt6_753/)	28m 50s
Test (./ed_on_mnt4_753)	4m 1s
Test (./secp256r1)	57s
Test (./ed_on_mnt4_298)	1m 6s
Test (./ed_on_cp6_782)	1m 21s
Test (./mnt4_298)	3m 47s
Test (./mnt6_298)	5m 24s
Test (./ed_on_bn254)	59s
Test (./bn254)	2m 28s
Test (./secp256k1)	1m 6s
Test (./bw6_761)	3m 53s
Test (./bls12_377)	4m 13s
Test (./grumpkin)	1m 17s
Test (./secp384r1)	1m 28s
Test (./ed_on_bls12_377)	1m 10s
Test (./secq256k1)	56s
Test (./ed25519)	55s
Test (./ed_on_bls12_381)	1m 13s
Test (./ed_on_bw6_761)	45s
Test (./curve25519)	1m 5s
Test (./ed_on_bls12_381_bandersnatch)	1m 0s
Test (./pallas)	1m 7s
Test (./vesta)	1m 5s
Test (./bw6_767)	3m 51s
Test (./bls12_381)	3m 12s
	2h 40m 58s

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