Inline documentation for get_comment_reply_link() and 'comment_reply_link' filter.

props DrewAPicture.
fixes #25310.

git-svn-id: http://develop.svn.wordpress.org/trunk@25428 602fd350-edb4-49c9-b593-d223f7449a82
Inline documentation for hooks in wp-includes/author-template.php.

props Frank Klein.
see #25229.

git-svn-id: http://develop.svn.wordpress.org/trunk@25429 602fd350-edb4-49c9-b593-d223f7449a82