New target in RC2

[sammy007]

New target on rc2 in chainparams.cpp

+++ b/nheqminer/libstratum/ZcashStratum.cpp
@@ -328,7 +328,7 @@ void ZcashJob::setTarget(std::string target)
         serverTarget = UintToArith256(uint256S(target));
     } else {
                BOOST_LOG_TRIVIAL(debug) << "miner | New job but no server target, assuming powLimit";
-               serverTarget = UintToArith256(uint256S("0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f"));
+               serverTarget = UintToArith256(uint256S("03ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"));