add py_modules to setup.py

Author: macat

setup.py

@@ -4,7 +4,8 @@
 
 setup(
     name='ringbuffer',
-    version='0.1',
+    version='0.2',
     description='Ring buffer that allows for high-throughput data transfer'
     'between multiproccessing Python processes.',
-    url='https://github.com/bslatkin/ringbuffer')
+    url='https://github.com/ctrl-labs/cringbuffer',
+    py_modules=['ringbuffer'])