Eliminate format string warnings.

controller/SqliteNetworkController.cpp

@@ -1913,13 +1913,13 @@ void SqliteNetworkController::_circuitTestCallback(ZT_Node *node,ZT_CircuitTest
 			"\t\"receivedFromRemoteAddress\": \"%s\""ZT_EOL_S
 			"}",
 			((ftell(f) > 0) ? ",\n" : ""),
-			report->address,
-			test->testId,
-			report->timestamp,
-			now,
-			report->remoteTimestamp,
-			report->sourcePacketId,
-			report->flags,
+			(unsigned long long)report->address,
+			(unsigned long long)test->testId,
+			(unsigned long long)report->timestamp,
+			(unsigned long long)now,
+			(unsigned long long)report->remoteTimestamp,
+			(unsigned long long)report->sourcePacketId,
+			(unsigned long long)report->flags,
 			report->sourcePacketHopCount,
 			report->errorCode,
 			(int)report->vendor,