patch bug in create_blank_hackpad

Author: bepetersn

hackpad_api/hackpad.py

@@ -18,7 +18,7 @@ def __init__(self, sub_domain='', consumer_key='', consumer_secret=''):
     return
 
   def create_blank_hackpad(self, asUser='', content_type='text/plain'):
-    return create_hackpad('Hackpad Title', 'Auto-generated Hackpad contents.', 
+    return self.create_hackpad('Hackpad Title', 'Auto-generated Hackpad contents.', 
                             asUser, content_type)
 
   def create_hackpad(self, title, content, asUser='', content_type='text/plain'):