[pitivi] Updated Czech translation

[Marek Černocký <mcernocky src gnome org>]

commit 2502223d8a347464e15378aec6961fa69ba2d3e0
Author: Marek Černocký <marek manet cz>
Date:   Fri Jan 3 09:06:22 2014 +0100

    Updated Czech translation

 po/cs.po |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/po/cs.po b/po/cs.po
index 59089bf..78101a8 100644
--- a/po/cs.po
+++ b/po/cs.po
@@ -727,7 +727,7 @@ msgstr "Klíčový snímek"
 
 #: ../pitivi/mainwindow.py:141 ../pitivi/timeline/timeline.py:995
 msgid "Ungroup"
-msgstr "Odseskupit"
+msgstr "Zrušit skupinu"
 
 #. Translators: This is an action, the title of a button
 #: ../pitivi/mainwindow.py:143 ../pitivi/timeline/timeline.py:999