fixes issue #304: feeds marked as expired before they should be
fixes issue #304: feeds marked as expired before they should be

bitsuperlab/web_play,bitsuperlab/web_play,zhangweis/dice_web,dacsunlimited/web_play,bitshares/web_wallet,dacsunlimited/web_play,dacsunlimited/web_play,bitshares/web_wallet,bitsuperlab/web_play