Fix for MacOS and GVRET Serial Devices

A previous commit caused any device with a . in the name to be treated as a network device. This is not correct as MacOS will name many usb serial devices with dots in the name. Hopefully this makes the behavior correct in all cases now.

.gitignore

@@ -42,3 +42,4 @@ Makefile
 
 # Editor files
 *.code-workspace
+SavvyCAN.pro.qtds

connections/canconfactory.cpp

@@ -14,7 +14,7 @@ CANConnection* CanConFactory::create(type pType, QString pPortName, QString pDri
     case SERIALBUS:
         return new SerialBusConnection(pPortName, pDriverName);
     case GVRET_SERIAL:
-        if(pPortName.contains("."))
+        if(pPortName.contains(".") && !pPortName.contains("tty"))
         return new GVRetSerial(pPortName, true);
         else
         return new GVRetSerial(pPortName, false);