Merge pull request #2286 from gavinandresen/fix2285

Do not use C++11 std::vector.data()

src/rpcmining.cpp

@@ -307,7 +307,7 @@ Value getblocktemplate(const Array& params, bool fHelp)
         }
         entry.push_back(Pair("depends", deps));
 
-        int index_in_template = &tx - pblock->vtx.data();
+        int index_in_template = i - 1;
         entry.push_back(Pair("fee", pblocktemplate->vTxFees[index_in_template]));
         entry.push_back(Pair("sigops", pblocktemplate->vTxSigOps[index_in_template]));