when we stop a machine, we need to also stop the gvproxy process that is
running.
JIRA: RUN-1828
also, remove unused applehv function for ssh
Signed-off-by: Brent Baude <bbaude@redhat.com>
[NO NEW TESTS NEEDED]
Signed-off-by: Brent Baude <bbaude@redhat.com>