Include all extensions for package data cuz MANIFEST.in is ignores. W…

…himper.

setup.py

@@ -45,7 +45,7 @@
     install_requires = install_requires,
     zip_safe = False,
     entry_points=entry_points,
-    package_data = {name: ['*.txt', '*.test', '*.html']},
+    package_data = {name: ['*.txt', '*.test', '*.html', '*.rst']},
     extras_require = extras_require,
     tests_require = extras_require['test'],
     test_suite = name+'.tests.test_suite',