Support special Return-Path form used on some (PEAR) mailing list (#1489241)

Aleksander Machniak

2013-07-31 a67ad15d2f0b2f2e8aec9e5f0cff07f48447f287

1
.mceItemHiddenSpellWord {background:url(../img/wline.gif) repeat-x bottom left; cursor:default;}