Adds some more fixes and improvements for vehicle teleportation

src/main/java/net/knarcraft/stargate/portal/GateHandler.java

@@ -391,7 +391,7 @@ public class GateHandler {
      *
      * @param gateFolder <p>The folder containing gate config files</p>
      */
-    public static void populateDefaults(String gateFolder) {
+    private static void populateDefaults(String gateFolder) {
         loadGateFromJar("nethergate.gate", gateFolder);
         loadGateFromJar("watergate.gate", gateFolder);
     }