#1094712 by dereine: Replace locale_language_list with views version of the function to not rely on the locale modul

#1225322 by pcambra: Allow to submit/validate form elements placed in area handlers (header, footer, empty)

This reverts commit 15e9dfaa.

Issue #1070120: Do not allow disabled displays to show up in views_get_applicable_views preventing them from showing up in hook_menu and hook_block.

#881468 by longwave: Improve performance by static caching results of argument validation because menu likes to double validate things.

#670308 by Mike Wacker: Make views_get_view() properly set disabled flag when retrieving default views.