webadmin: unlocalized properties in common general tab

Changes are made in vm, template and pool general subtabs:

- vm priority
- vm sockets count
- run on 'any host in cluster'

Change-Id: I24151bc17538fb7489458ac0c34e10b98726812f
Bug-Url: https://bugzilla.redhat.com/950826
Signed-off-by: Gilad Chaplik <gchaplik@redhat.com>