fixes #1600 - records are deleted even though host is not Managed

refs #1452 - cant change values while in orcehstation as its already a frozen hash

fixes #1452 use fog for libvirt management

This patch introduces a few new features:

• console support
• multiple disks
• multiple nics

fixes #1540 added suport for provisioning on ovirt/rhvem using fog.

This patch addes a compute resource concept within foreman

Signed-off-by: Ohad Levy <ohadlevy@gmail.com>

code smell

Fixes #944 - clear network conflicts

When a network conflict is detected (such as conflicting ip/name dns or
dhcp records), foreman would try to suggest a resolution.

Signed-off-by: Paul Kelly <paul.ian.kelly@googlemail.com>

fixes #1503 - When creating a host, it should be possible to define a Puppet CA and a Puppet Master to use

fixes #1497 - unable to recover from dhcp failures

fixed issues with newer version of virt, reusing the newer gem

fixes #1451 - Host creation fails if ":tftp_servername:" is set in proxy-settings