nodehierarchy 6.x-1.3

Fixed string translation issue and added check_plain to node title in tooltips in the child page ui.

Other fixes since 1.2:
Fixed #461544: menu_get_object returns wrong node on children nodes Remove menu_set_item call to prevent menu item weirdness.
Fixed issue caused by #374573: Retain "Create Menu" setting when set to optional_yes where menus were always reset when setting was default_yes
#374573: Retain "Create Menu" setting when set to optional_yes remember create menu option by lee20
#372141: Weird behaviour in Site Outline Error in site outline javascript.
#371118: Tests needed Simple testing stub by andreiashu.
#372776: Move node hierarchy down node type form Improvements to node type form by blackdog.
#346419: Compile error in nodehierarchy_views.module Fatal error in PHP 4 by joneian.