Make sure htaccess marker begins on a new line. Props johnbillion. fixes #7203

git-svn-id: http://svn.automattic.com/wordpress/trunk@8236 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-admin/includes/misc.php

@@ -67,7 +67,7 @@ function insert_with_markers( $filename, $marker, $insertion ) {
 			}
 		}
 		if (!$foundit) {
-			fwrite( $f, "# BEGIN {$marker}\n" );
+			fwrite( $f, "\n# BEGIN {$marker}\n" );
 			foreach ( $insertion as $insertline )
 				fwrite( $f, "{$insertline}\n" );
 			fwrite( $f, "# END {$marker}\n" );