2014-01-21: added bug

added bug

diff --git a/.bugs/bugs b/.bugs/bugs
--- a/.bugs/bugs
+++ b/.bugs/bugs
@@ -20,3 +20,4 @@ wisp-mode: handle lines starting with un
 make this work: let : : origfile ( open-file : nth 1 : command-line ) r | owner:Arne Babenhauserheide <bab@draketo.de>, open:False, id:d6de2074a5017f1f29f34d142ce797981ed270a0, time:1366529287.67
 wisp.py breaks on \ - quote, escaped backslash, quote        | owner:Arne Babenhauserheide <bab@draketo.de>, open:True, id:d75a93ca58ade5b3e3e51f1e7ee9782e743ac131, time:1377424552.02
 comments containing a closing parenthesis can break the parser. | owner:, open:False, id:d9147504868960e5fbc2648474d48ce5c9bd1a02, time:1374838747.22
+breaks on empty files                                        | owner:Arne Babenhauserheide <bab@draketo.de>, open:True, id:e40fa7a93eb2c497dca1af7eed22ad5ed5cfbe7f, time:1390325470.91