Drupal 7.27
Merge tag '7.27' into 7.x

7.27 release

Conflicts:
	CHANGELOG.txt
	includes/bootstrap.inc
Issue #1041486 by cs_shadow, lokapujya, eporama, Pancho: Fix docs for check_markup
Issue #2195357 by Rajendar Reddy, GoddamnNoise, Pol: Fix docs in hook_block_info()
Issue #1885420 by cs_shadow, kim.pepper, xjm: Fix docs for metadata on node access queries
Merge branch '7.x' into 7.x-symfony