Moved `obscuren` secp256k1-go

core/types/transaction.go

crypto/crypto.go

crypto/crypto_test.go

crypto/keypair.go

crypto/secp256k1/.gitignore

crypto/secp256k1/README.md

crypto/secp256k1/notes.go

crypto/secp256k1/secp256.go

crypto/secp256k1/secp256_rand.go

crypto/secp256k1/secp256_test.go

crypto/secp256k1/secp256k1/COPYING

crypto/secp256k1/secp256k1/Makefile

crypto/secp256k1/secp256k1/TODO

crypto/secp256k1/secp256k1/config.mk

crypto/secp256k1/secp256k1/configure

crypto/secp256k1/secp256k1/include/secp256k1.h

crypto/secp256k1/secp256k1/src/bench.c

crypto/secp256k1/secp256k1/src/ecdsa.h

crypto/secp256k1/secp256k1/src/ecmult.h

crypto/secp256k1/secp256k1/src/field.h