Remove all dbus references

Including package dependencies

ci/requirements.txt

@@ -7,6 +7,5 @@ jinja2
 lxml
 pylint
 sphinx
-pydbus
 PyYAML
 Quamash

qubesmanager/qube_manager.py

@@ -390,7 +390,7 @@ class VmManagerWindow(ui_qubemanager.Ui_VmManagerWindow, QtGui.QMainWindow):
         self.update_size_on_disk = False
         self.shutdown_monitor = {}
 
-        # Connect dbus events
+        # Connect events
         self.dispatcher = dispatcher
         dispatcher.add_handler('domain-pre-start',
                                self.on_domain_status_changed)

rpm_spec/qmgr.spec.in

@@ -15,7 +15,6 @@ Requires:	qubes-artwork
 Requires:	pmount
 Requires:	cryptsetup
 Requires:	wmctrl
-Requires:	dbus
 BuildRequires:	python3-PyQt4-devel
 BuildRequires:	python3-devel
 BuildRequires:	qt-devel