OXT-43
Add functionality to removeVm such that we invoke new functions defined in libxch-rpc
to make RemoveMatch calls to DBus.  This is a fix for xenmgr maxing out on dbus rules
during VM creation.
Update Monitor.hs

Remove that extra whitespace.
Update Actions.hs

Fix whitespace issue
Merge pull request #2 from crogers1/removeMatchFix

[OXT-43] xenmgr: Remove Dbus matches on VM delete