Explicitly specify package_data in setup.py, with a corresponding version bump.

Author: donspaulding

python/setup.py

@@ -6,9 +6,10 @@
 
 setup(
     name='referer-parser',
-    version="0.3.0",
+    version="0.3.1",
     long_description=open(readme_pth).read(),
     packages=find_packages(),
     include_package_data=True,
+    package_data={'referer_parser': ['data/referers.json']},
     zip_safe=False,
 )

python/tox.ini

@@ -5,7 +5,7 @@
 
 [tox]
 #envlist = py27, py33, pypy, jython
-envlist = py27
+envlist = py27, py33
 
 [testenv]
 commands = nosetests referer_parser.test