slim down Fedora boxes using same ks.cfg minimizations as CentOS#187

Merged

juliandunn merged 2 commits intochef:masterfrom juliandunn:fedora-slimdown

Mar 10, 2014

+14-75

Commits on Mar 8, 2014

Remove Fedora 18; it's EOL
Julian C. Dunn
committed

Commits on Mar 10, 2014

Reduce size of Fedora boxes by adopting similar fixes from CentOS 5/6 ks.cfg's.
Julian C. Dunn
committed