Add organization and location to foreman.

This feature allows foreman to provide multi location, multi tenant and
multi organizations capablities.

the idea is that resources within foreman (e.g. hosts, subnets, users,
environments etc) can belong to one or more locations and organization,...

fixes #1915 - initialise Puppet in master context

Explicitly specify the run_mode as being 'master' to ensure the config is
parsed in a puppetmaster context.

This commit adds most of the functionality required for API v1

The overall goal was to extract the existing JSON response
overall controllers, and to move them to a seperate name space.

• documentation was added to all requests (available under /apidoc)...

fixes #1637 adds spice support

added vm name and cursor release instruction to the spice console title.
this is a follow up to 057d497

fixes #1957 - remove old libvirt hypervisors code

Since foreman 1.0 libvirt hypervisors are now part of compute resources
this patch removes the old code and migrate any existing hypervisors to
be libvirt based compute resources.

fixes #1872 - Adds Puppet v3 support

fixes #1589 provisioning vmware support

fix #1925 single value trends pages

if the ovirt host uses spice now you can connect

fixed typo - "replay_address" should be called "reply_address"

added migration for typo in replay_adress variable