Update core.pp and site.pp.example with all-in-one and updated interfaces

Updated core.pp with all in one script
Updated core.pp with management and external network interface names
Updated site.pp.exampel with management and external newtork interface names
fix missing or non existent parameters

removed parameters that don't work for all-in-one
remove puppet-network callouts for all-in-one

Will need to install puppetmaster to drive puppet-network.
Force quantum to use localhost for quantum and ovs mysql updates
Add libvirt_type variable into site.pp
Add in $ for libvirt_type in site.pp.example
Change /dev/kvm example to kvm
Add libvirt_type to allinone
Integrate cobbler into core and update site.pp.example
Set execute bit on puppet-modules.sh
Change localhost to managemet_address

All-in-one had many interfaces manually defined as localhost
Fixed l3-metadata address

Erroneously commented out the l3-metadata pointer
Fixed wrong cobbler node and removed include

Cobbler is merged into core now, and the include
is no longer necessary.  The cobbler-base name was
flipped in core vs. the site.pp.example callout.