Add touch option in tar extraction to avoid timestamp warning
Fix runit and rename infrastucture variable name
Fix problem with yum install
Add grub timeout cleanup
Better regex for the rpm install line
Update packages
Merge branch 'master' of github.com:ankurcha/stemcell

* 'master' of github.com:ankurcha/stemcell:
  some stuff
  Update README.md
  Fix stuff