fix: auto import of old data causing plugin to not load (#505)

spigot/src/main/java/com/sekwah/advancedportals/spigot/AdvancedPortalsPlugin.java

@@ -81,15 +81,14 @@ public void onEnable() {
         injector.injectMembers(warpEffects);
         warpEffects.registerEffects();
 
-        checkAndCreateConfig();
-
         // Try to do this after setting up everything that would need to be
         // injected to.
         this.portalsCore.onEnable();
 
         this.portalsCore.registerPortalCommand("import",
                                                new ImportPortalSubCommand());
 
+        checkAndCreateConfig();
         registerPlaceholderAPI();
     }