Install guide reflects changes on master branch
Install guide reflects changes on master branch

This updates the install guide so that it reflects the changes we
are doing on master branch for the Liberty release, instead of for
the Kilo release.

Change-Id: If13c6b8d3f3abec12748f903227cdb553f8ee9f1

dims/ironic,Tan0/ironic,hpproliant/ironic,dims/ironic,pshchelo/ironic,openstack/ironic,pshchelo/ironic,bacaldwell/ironic,SauloAislan/ironic,redhat-openstack/ironic,devananda/ironic,NaohiroTamura/ironic,naterh/ironic,bacaldwell/ironic,ionutbalutoiu/ironic,SauloAislan/ironic,NaohiroTamura/ironic,openstack/ironic,ionutbalutoiu/ironic