[pitivi: 8/41] Actually import collections as needed.

[Thibault Saunier <tsaunier src gnome org>]

commit ebebe2d0436bdb100b3195f15201dc2dfefb4a47
Author: Benjamin M. Schwartz <bens alum mit edu>
Date:   Sat Jul 9 21:48:09 2011 -0400

    Actually import collections as needed.
    
    Reported by nekohayo.

 pitivi/timeline/timeline.py |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/pitivi/timeline/timeline.py b/pitivi/timeline/timeline.py
index 27f2cc1..3dd5bad 100644
--- a/pitivi/timeline/timeline.py
+++ b/pitivi/timeline/timeline.py
@@ -20,6 +20,7 @@
 # Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
 # Boston, MA 02110-1301, USA.
 
+import collections
 from bisect import bisect_left
 
 from pitivi.signalinterface import Signallable