Data.Thyme.Clock.POSIX: peek tv_sec, tv_usec as CTime, CSUSeconds instead of CLong
Data.Thyme.Clock.POSIX: peek tv_sec, tv_usec as CTime, CSUSeconds instead of CLong

∙ At least on OS X, sizeof suseconds_t (and tv_usec) is 4.
∙ Fixes #16, closes #17.

liyang/thyme,liyang/thyme