Patch for spamassasin filter for evo 1.5.1

[Khairil Yusof]

On Sat, 2004-01-10 at 00:36 +0800, Khairil Yusof wrote:

> sh command strings for evo's spamassassin junk filter, are not quoted,
> which breaks the junk filter. 

Bug filed as:

http://bugzilla.ximian.com/show_bug.cgi?id=52732