Update Port and MaxUsers

Now uses the correct form for MaxUsers and utilizes ApplicationPort1 due to the latest feature.

craftopia.kvp

@@ -39,7 +39,7 @@ App.ApplicationPort1=6587
 App.ApplicationPort2=0
 App.ApplicationPort3=0
 App.RemoteAdminPort=0
-App.MaxUsers=20
+App.MaxUsers=7
 App.UseRandomAdminPassword=False
 App.RemoteAdminPassword=Password123
 App.AdminMethod=STDIO