yum-presto plugin by default

[Jeff Spaleta]

On Tue, Aug 18, 2009 at 1:40 PM, Christopher Brown<snecklifter at gmail.com> wrote:
> FWIW, I have also experienced zero problems with it and believe it
> would be better enabled by default, retaining the option to disable.
> Updates would get done faster and mirrors would be able to cope with
> more connections, especially in the first push after release day... :)

Only potential side effect is cpu consumption that the delta unpacking
process requires.  User on single core systems may notice that unless
presto renices itself down in priority.

-jef