Fix spelling error.
Merge pull request #179 from klynton/bugfix/augeas-error

Fix spelling error.
Update Puppetlabs yum repo baseurl

They've changed the URL to the Puppetlabs yum repositories. This commit updates
our yumrepo resource to reflect those changes. And shit.
Merge pull request #180 from glarizza/bug/pl_baseurl_fix

Update Puppetlabs yum repo baseurl