added code style and mardown in todo
diff --git a/erpnext/utilities/page/todo/todo.py b/erpnext/utilities/page/todo/todo.py
index 1b54478..05c695d 100644
--- a/erpnext/utilities/page/todo/todo.py
+++ b/erpnext/utilities/page/todo/todo.py
@@ -28,6 +28,7 @@
 
 @webnotes.whitelist()		
 def edit(arg=None):
+	import markdown2
 	args = webnotes.form_dict
 
 	d = Document('ToDo', args.get('name') or None)