Adding `pgrep' and `pkill' to /usr/bin

[bms at spc.org (Bruce M Simpson)]

On Thu, Mar 25, 2004 at 07:48:37PM +1100, Peter Jeremy wrote:
> grep'ing the output from ps generally requires tricks to avoid the grep
> process matching.  pgrep avoids this and allows better control over what
> is being matched.

I like this. Please commit soon.

BMS