Felix Lange 9b0af51386 crypto: add btcec fallback for sign/recover without cgo (#3680) ... * vendor: add github.com/btcsuite/btcd/btcec * crypto: add btcec fallback for sign/recover without cgo This commit adds a non-cgo fallback implementation of secp256k1 operations. * crypto, core/vm: remove wrappers for sha256, ripemd160		2017-02-18 09:24:12 +01:00
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btcd	crypto: add btcec fallback for sign/recover without cgo (#3680)	2017-02-18 09:24:12 +01:00