message: Update IndyCrypto to 0.4.1.
diff: @@ -33,7 +33,7 @@ interoperability_tests = []
  revocation_tests = []
  [dependencies]
  -indy-crypto = { version = "=0.4.0", optional = true }
  +indy-crypto = { version = "=0.4.1", optional = true }
  int_traits = { version = "0.1.1", optional = true }
  digest = "0.6.2"
  env_logger = "0.4.2"
  