[p4] p4 help

[Robert Cowham]

> Use case: writing a p4perl script while on a flight.
> 
> Perforce's inability to do anything unconnected (even help) 
> is really bothering me...

It's so easy to have your own local server running for test purposes and the
execution of "p4 help" among other things...

Also, you may find it useful to download the html (or just pdf) cmd ref
manual pages anyway - useful to have.

Robert