Verified added curve parameters _EC_GOST_2012_256_TC26_A and
_EC_GOST_2012_512_TC26_C are equivalent to the definition of
https://tools.ietf.org/html/rfc7836#appendix-A.2 .
Verified added curve parameter _EC_GOST_2012_512_Test is equivalent to
https://tools.ietf.org/html/draft-deremin-rfc4491-bis-
Add support for GOST curves defined by RFC 7836 and
draft-deremin-rfc4491-bis. Add aliases for 256-bit GOST curves (see
draft-smyshlyaev-tls12-gost-suites). 512-bit curve ids were renamed to
follow names defined in tc26 OID registry.
(https://tc26.ru/about/protsedury-i-reglamenty/identifikatory-obe
