Limit output to point updates example

The following command limits output to the producer ptupdates:

e:\pi\adm>pilistupd -ss -p ptupdates

Signup Statistics for 4-Apr-16 14:06:41
Producer Consumer Qual Flag Pending
-------- -------- ---- ---- -------
ptupdates pitotal|9 0 0 0
ptupdates pialarm|10 0 0 0
ptupdates pibatch|16 0 0 0
ptupdates PipeE|20|17 0 0 0
ptupdates RandE|22|18 0 0 0
ptupdates RmpSE|23|19 0 0 0
ptupdates pipeE|24|20 0 0 0

The results show signups for all registered consumers for the producer ptupdates.