--- a/UI/Previewer.py	Sat Oct 19 12:28:12 2013 +0200
+++ b/UI/Previewer.py	Sat Oct 19 13:03:39 2013 +0200
@@ -511,7 +511,7 @@
         
         # version 2.0 supports only extension names, not instances
         if markdown.version_info[0] > 2 or \
-                (markdown.version_info[0] == 2 and 
+                (markdown.version_info[0] == 2 and
                  markdown.version_info[1] > 0):
             class _StrikeThroughExtension(markdown.Extension):
                 """