Added Foreman test-build

* Scripts to install Foreman with foreman-installer
* Updated Vagrantfile with an 'installer' node
Foreman installer-script updated and fqdn added in Vagrantfile
Updated fqdn in Foreman scripts
Updated URL for hammer proxy create
Updated subnet info in foreman_configure.sh
Script to upgrade Puppet in Foreman
Installing PL puppet first
Renaming installer node to console
Updated DNS name for console
Renaming again, manager ... might be better(?)
Preparing for new network model
Updated all puppet modules for OpenStack Icehouse in a good manner
Added puppet main module for OpenStack Icehouse
Updated for post-Havana OpenStack
Update for OpenStack Icehouse, changed IP addresses and interfaces
Changed networks
Modified tests to accomodate changes in adresses etc
Install puppetlabs repository
Updated Vagrantfile
Corrected gateway IP address