[mythtv] [13168] and [13170] Reducing reschedules

[Bruce Markey]

Chris Pinkham wrote:
...
> My scheduler experience is also a little rusty, but I think we only need
> to reschedule for the specific recordid also, instead of everything.

No worries. It's set to signalChange(0). "0" means that no
rules need to rematch for showings in the program table. If
there is a recordid then rematch that rule only and -1 means
to rematch everything. This event doesn't change the rule or
the listings so 0 is correct.

--  bjm