[dev] Patch for Zip and Rar Mime Viewers

[Chuck Hagenbuch]

Quoting Michael Cochrane <mike@graftonhall.co.nz>:

> In my case the php version is faster than the external binary... but
> that's me on a win32 system.... 

Between temp files and external program execution, it might be 
generalizeable. I'd say remove the external program code to simplify things.

-chuck

--
Charles Hagenbuch, <chuck@horde.org>
"What was and what may be, lie, like children whose faces we cannot see, in 
the arms of silence. All we ever have is here, now." - Ursula K. Le Guin