limit depth of exploratory sent directly

HTTPServer.cpp

@@ -60,7 +60,7 @@ namespace util
   		{
 			m_Buffer[bytes_transferred] = 0;
 			auto address = ExtractAddress ();
-			LogPrint (address);
+			//LogPrint (address);
 			if (address.length () > 1) // not just '/'
 				HandleDestinationRequest (address.substr (1)); // exclude '/'
 			else	  

NetDb.cpp

@@ -494,7 +494,10 @@ namespace data
 						else // we should send directly
 						{
 							if (!dest->IsLeaseSet ()) // if not LeaseSet
+							{
+								if (!dest->IsExcluded (router) && dest->GetNumExcludedPeers () < 30) 
 									i2p::transports.SendMessage (router, dest->CreateRequestMessage (router));
+							}	
 							else
 								LogPrint ("Can't request LeaseSet");
 						}