Set up wheel distribution support

setup.cfg

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

setup.py

@@ -45,6 +45,7 @@ version = get_version('rest_framework')
 
 if sys.argv[-1] == 'publish':
     os.system("python setup.py sdist upload")
+    os.system("python setup.py bdist_wheel upload")
     print("You probably want to also tag the version now:")
     print("  git tag -a %s -m 'version %s'" % (version, version))
     print("  git push --tags")