Add package directory

```
pyjampiler loaded
Traceback (most recent call last):
  File "\python\3.3.2\scripts\pyjampiler-script.py", line 9, in <module>
    load_entry_point('pyjs==0.8.2', 'console_scripts', 'pyjampiler')()
  File "\python\3.3.2\lib\site-packages\setuptools-1.4.1-py3.3.egg\pkg_resources.py",
 line 357, in load_entry_point
  File "\python\3.3.2\lib\site-packages\setuptools-1.4.1-py3.3.egg\pkg_resources.py",
 line 2394, in load_entry_point
  File "\python\3.3.2\lib\site-packages\setuptools-1.4.1-py3.3.egg\pkg_resources.py",
 line 2108, in load
  File "\src\pyjs\pyjs\pyjampiler.py", line 19, in <module>
    import pyjs.translator
  File "\src\pyjs\pyjs\translator.py", line 15, in <module>
    from translator_proto import *
ImportError: No module named 'translator_proto'
```