NameError: name 'StandardError' is not defined

"Replaced reference to StandardError with reference to Exception." -- http://bugs.python.org/issue13859
```
  File "\pyjs\pyjs\translator_proto.py", line 37, in <module>
    import pycompiler as compiler
  File "\pyjs\pyjs\lib_trans\pycompiler\__init__.py", line 24, in <module>
    from pycompiler.transformer import parse, parseFile
  File "\pyjs\pyjs\lib_trans\pycompiler\transformer.py", line 37, in <module>
    class WalkerError(StandardError):
NameError: name 'StandardError' is not defined
```