tuned-gtk: fixed global name 'GlobalConfig' is not defined

Signed-off-by: Jaroslav Škarvada <jskarvad@redhat.com>

tuned-gui.py

@@ -40,6 +40,7 @@ import tuned.admin.dbus_controller
 import tuned.gtk.gui_profile_loader
 import tuned.gtk.gui_plugin_loader
 import tuned.profiles.profile as profile
+import tuned.utils.global_config
 from tuned.utils.commands import commands
 
 from tuned.gtk.managerException import ManagerException
@@ -97,7 +98,7 @@ class Base(object):
 
 		self._cmd = commands(debug)
 
-		self.config = GlobalConfig()
+		self.config = tuned.utils.global_config.GlobalConfig()
 		self.builder = Gtk.Builder()
 		try:
 			self.builder.add_from_file(GLADEUI)

tuned/gtk/gui_plugin_loader.py

@@ -79,8 +79,10 @@ class GuiPluginLoader(PluginLoader):
             hardware_inventory,
             device_matcher,
             plugin_instance_factory,
-            self._set_loader_parameters(),
+            None,
+            None
             )
+        self._set_loader_parameters(),
         self.create_all(self._import_plugin_names())
 
     @property