Comment: rename the `comment-author-is-site-member` class to `bysiteuser` for consistency.

Final decision on keeping the class yet to be made.

props DrewAPicture.
see #24054.

Built from https://develop.svn.wordpress.org/trunk@32245


git-svn-id: http://core.svn.wordpress.org/trunk@32216 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-includes/comment-template.php

@@ -427,7 +427,7 @@ function get_comment_class( $class = '', $comment_id = null, $post_id = null ) {
 
 		// If a comment author is also a member of the site (multisite).
 		if ( is_user_member_of_blog( $comment->user_id ) ) {
-			$classes[] = 'comment-author-is-site-member';
+			$classes[] = 'bysiteuser';
 		}
 
 		// For comment authors who are the author of the post

wp-includes/version.php

@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '4.2-RC2-32243';
+$wp_version = '4.2-RC2-32245';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.