Spellchecking cleanup in prescript_000.py "pre installing"
Spellchecking cleanup in prescript_000.py "pre installing"

Change-Id: I01027e1e5796b8f66158c76503b072fe4eb20e81

openstack/packstack,mahak/packstack,mahak/packstack,openstack/packstack,stackforge/packstack,xbezdick/packstack,imcsk8/packstack,fr34k8/packstack,openstack/packstack,fr34k8/packstack,stackforge/packstack,mahak/packstack,xbezdick/packstack,stackforge/packstack,imcsk8/packstack,imcsk8/packstack,fr34k8/packstack,xbezdick/packstack