[Mod] prevent travis vm from terminating: change -qq into -y
[Mod] prevent travis vm from terminating: change -qq into -y

andrewchenshx/vnpy,andrewchenshx/vnpy,bigdig/vnpy,vnpy/vnpy,msincenselee/vnpy,bigdig/vnpy,bigdig/vnpy,andrewchenshx/vnpy,msincenselee/vnpy,andrewchenshx/vnpy,vnpy/vnpy,bigdig/vnpy,msincenselee/vnpy,msincenselee/vnpy,andrewchenshx/vnpy