Add setup.py to enable PyPI releases

Merges: #21

.gitignore

@@ -2,3 +2,6 @@
 /test/build/
 __pycache__/
 /py3c.pc
+.eggs
+dist
+*.egg-info

setup.cfg

@@ -0,0 +1,2 @@
+[bdist_wheel]
+universal=1

setup.py

@@ -0,0 +1,26 @@
+import os
+import glob
+
+from setuptools import setup
+
+
+def find_headers():
+    path = os.path.join(os.path.dirname(__file__), 'include')
+    for root, dirs, files in os.walk(path):
+        for filename in files:
+            if filename.endswith('.h'):
+                yield os.path.join(root, filename)
+
+with open('README.rst') as f:
+    long_description = f.read()
+
+setup(
+    name='py3c',
+    version='1.0a1',
+    description='Python compatibility headers',
+    long_description=long_description,
+    author='Petr Viktorin',
+    author_email='encukou@gmail.com',
+    url='http://py3c.readthedocs.io/',
+    headers=list(find_headers()),
+    platforms='any')