use cPickle

src/core.py

@@ -48,7 +48,7 @@
 #                time to calculate, so we do if efficiently
 #        3. supp_torrent_state - supplementary torrent data, from Deluge
 
-import pickle
+import cPickle as pickle
 import os
 import re
 import shutil

src/pref.py

@@ -34,7 +34,7 @@
 # object.  However, this class provides a few extra features on top of
 # the built in class that Deluge can take advantage of.
 
-import pickle
+import cPickle as pickle
 import common
 import os.path