[Omaha.pm] Demoted IRC, promoted Slack

[Jay Hannah]

So I updated our website:

   http://omaha.pm.org/
   https://github.com/jhannah/omaha.pm.org/commit/48bb317cc311cb0e8ac4b3143a41626774dc0949

Join me in #perl in Slack!  :)

Thanks,

Jay Hannah
Project Lead / Programmer
http://www.iinteractive.com
Email: jay.hannah at iinteractive.com
AOL IM: deafferret
Mobile: 1.402.598.7782
Fax: 1.402.691.9496