two missing qobject init's

openlp/core/lib/imagemanager.py

@@ -69,6 +69,7 @@ class ImageManager(QtCore.QObject):
     log.info(u'Image Manager loaded')
 
     def __init__(self):
+        QtCore.QObject.__init__(self)
         self._cache = {}
         self._thread_running = False
         self._cache_dirty = False

openlp/plugins/songs/lib/songimport.py

@@ -54,6 +54,7 @@ class SongImport(QtCore.QObject):
 
         """
         self.manager = manager
+        QtCore.QObject.__init__(self)
         if kwargs.has_key(u'filename'):
             self.import_source = kwargs[u'filename']
         elif kwargs.has_key(u'filenames'):