Add fast asm version of vli_mmod_fast for secp256k1
Add fast asm version of vli_mmod_fast for secp256k1
kmackay/micro-ecc,carlescufi/micro-ecc,carlescufi/micro-ecc,cgommel/micro-ecc,concise/micro-ecc,phoenix-frozen/micro-ecc,adfernandes/micro-ecc,adfernandes/micro-ecc,phoenix-frozen/micro-ecc,carlescufi/micro-ecc,adfernandes/micro-ecc,periloso/micro-ecc,cgommel/micro-ecc,concise/micro-ecc,kmackay/micro-ecc,periloso/micro-ecc,kmackay/micro-ecc,periloso/micro-ecc,cgommel/micro-ecc,kmackay/micro-ecc,adfernandes/micro-ecc