replace auto_ptr to unique_ptr, delete .gitmodules

src/main.cpp

@@ -4349,7 +4349,7 @@ public:
 CBlockTemplate* CreateNewBlock(const CScript& scriptPubKeyIn)
 {
     // Create new block
-    auto_ptr<CBlockTemplate> pblocktemplate(new CBlockTemplate());
+    unique_ptr<CBlockTemplate> pblocktemplate(new CBlockTemplate());
     if(!pblocktemplate.get())
         return NULL;
     CBlock *pblock = &pblocktemplate->block; // pointer for convenience
@@ -4718,7 +4718,7 @@ void static GostcoinMiner(CWallet *pwallet)
 		    unsigned int nTransactionsUpdatedLast = nTransactionsUpdated;
 		    CBlockIndex* pindexPrev = pindexBest;
 
-		    auto_ptr<CBlockTemplate> pblocktemplate(CreateNewBlockWithKey(reservekey));
+		    unique_ptr<CBlockTemplate> pblocktemplate(CreateNewBlockWithKey(reservekey));
 		    if (!pblocktemplate.get())
 		        return;
 		    CBlock *pblock = &pblocktemplate->block;