Fix testnet checkpoint

Author: dev0tion

src/checkpoints.cpp

@@ -58,7 +58,7 @@ namespace Checkpoints
     static MapCheckpoints mapCheckpointsTestnet =
         boost::assign::map_list_of
         ( 0,      uint256("0x00000e246d7b73b88c9ab55f2e5e94d9e22d471def3df5ea448f5576b1d156b9") )
-        ( 2,      uint256("0x13f4c27ca813aefe2d9018077f8efeb3766796b9144fcc4cd51803bf4376ab02") ) // Premine
+        ( 2,      uint256("0x56959b1c8498631fb0ca5fe7bd83319dccdc6ac003dccb3171f39f553ecfa2f2") ) // Premine
         ( 50000,  uint256("0xb42c18eacf8fb5ed94eac31943bd364451d88da0fd44cc49616ffea34d530ad4") )
         ( 100000, uint256("0xf9e2f7561ee4b92d3bde400d251363a0e8924204c326da7f4ad9ccc8863aad79") )
         ( 150000, uint256("0x08b7c20a450252ddf9ce41dbeb92ecf54932beac9090dc8250e933ad3a175381") )