message: [Crypto] Bignum getcompact return correct result
diff: @@ -360,7 +360,7 @@ public:
  {
  CBigNum cbn;
  BN_rshift(cbn.bn, bn, 8*(nSize-3));
  - nCompact = BN_get_word(bn);
  + nCompact = BN_get_word(cbn.bn);
  }
  // The 0x00800000 bit denotes the sign.
  // Thus, if it is already set, divide the mantissa by 256 and increase the exponent.
  