Add url to getAllMenuNodes
Include hidden if it is hidden from nav

And fix an SQL crash if not includeHidden
Always include hidden, as to not change the return format based on a flag
Merge branch 'add-url-to-getAllMenuNodes' of https://github.com/alde/KunstmaanNodeBundle into add-url-to-getAllMenuNodes

* 'add-url-to-getAllMenuNodes' of https://github.com/alde/KunstmaanNodeBundle:
  Always include hidden, as to not change the return format based on a flag
  Include hidden if it is hidden from nav
  Add url to getAllMenuNodes