FreeBSD minions running as Hyper-V virtual machines do not set the virtual grain to "VirtualPC" [patch included]

[xenophonf]

Instead, they set the virtual grain to "physical", which is incorrect. The problem is solely a matter of a missing test in salt/grains/core.py. The following patch fixes this issue:

--- salt/grains/core.py.orig    2014-09-08 15:23:05.000000000 -0400
+++ salt/grains/core.py 2014-09-08 15:49:31.000000000 -0400
@@ -573,6 +573,8 @@
             if maker.startswith('Xen'):
                 grains['virtual_subtype'] = '{0} {1}'.format(maker, product)
                 grains['virtual'] = 'xen'
+            if maker.startswith('Microsoft') and product.startswith('Virtual'):
+                grains['virtual'] = 'VirtualPC'
         if sysctl:
             model = __salt__['cmd.run']('{0} hw.model'.format(sysctl))
             jail = __salt__['cmd.run']('{0} -n security.jail.jailed'.format(sysctl))

[basepi]

Awesome! Will be great to have this fixed. Thanks for submitting a pull request.