This matches if the current time is within a given range.
.TP
.BI "--timestart " "value"
Match only if it is after `value' (Format: HH:MM).
.TP
.BI "--timestop " "value"
Match only if it is before `value' (Format: HH:MM).
.TP
.BI "--days " "listofdays"
Match only if today is one of the given days.  (Format: Mon,Tue,Wed,Thu,Fri)