message: Add verify_fast checking
diff: @@ -122,13 +122,14 @@ BOOST_AUTO_TEST_CASE(fake_proof_not_verify)
  // verify with fake P
  GroupElement fakeP;
  fakeP.randomize();
  - ProofVerifier invVerifier(gens_g, gens_h, u, fakeP);
  - BOOST_CHECK(!invVerifier.verify(x, proof));
  + BOOST_CHECK(!ProofVerifier(gens_g, gens_h, u, fakeP).verify(x, proof));
  + // BOOST_CHECK(!ProofVerifier(gens_g, gens_h, u, fakeP).verify_fast(n, x, proof));
  // verify with fake proof
  auto verify = [&](Scalar const &_x, Proof const &_p) -> void {
  BOOST_CHECK(!ProofVerifier(gens_g, gens_h, u, ComputePInit()).verify(_x, _p));
  + // BOOST_CHECK(!ProofVerifier(gens_g, gens_h, u, ComputePInit()).verify_fast(n, _x, _p));
  };
  auto fakeProof = proof;
  