Inline documentation for hooks in wp-includes/link-template.php.

Props johnbillion, DrewAPicture.
Fixes #27716.

Built from https://develop.svn.wordpress.org/trunk@28111


git-svn-id: http://core.svn.wordpress.org/trunk@27942 1a063a9b-81f0-0310-95a4-ce76da25c4cd
TinyMCE: Always load translations, even in English, as we modify some strings.

Move a setting to after the translations filter, and remove unused strings.

see #24067.

Built from https://develop.svn.wordpress.org/trunk@28112


git-svn-id: http://core.svn.wordpress.org/trunk@27943 1a063a9b-81f0-0310-95a4-ce76da25c4cd