Revert "Issue #1529708 by imperial_dalek, torpy, janekD7, helmo: Allow ordering of site map content"

This reverts commit 7124eb73.
Kicking this out until there's a working JS file accompanying it.

Transition taxonomy vocabulary settings from ID based to machine name based via database update after install.

Devin Carlson authored Jun 30, 2012 and Darrell Ulm committed Jun 30, 2012

Issue #1619558 by Devin Carlson: Declare site map message in hook_variable_info to enable translation of the site map message.

git authored Mar 27, 2012 and Darrell Ulm committed Mar 27, 2012

Issue #[issue number] by zhuber: Attribution for zhuber's patch at https://drupal.org/node/1331104#comment-5200266.

Issue #[issue number] by zhuber: Attribution for zhuber's patch at https://drupal.org/node/1331104#comment-5200266.

Issue #1331104 by darrellulm,zhuber: Option to allow hidden nodes in menu to be displayed, default *off* AND documentation fixes.

Issue #1152414 by Alyx Vance: Fix PHP strict varning that Only variables should be passed by reference.

Issue #1152414 by Alyx Vance: Book Menu tree was not working in D7. Readded Show books expanded option. Updated menu_tree_output() clone.

Issue #1207418 by jibran: Adding unique class to menus. Modernises the handling of attributes like class for theme_site_map_box by using drupal_attributes() function.