Fix bad classifier.

Author: corranwebster

setup.py

@@ -125,7 +125,7 @@ def additional_commands():
         author='David C. Morrill, et. al.',
         author_email='[email protected]',
         classifiers=[c.strip() for c in """\
-            Development Status :: 5 - Production/really Stable
+            Development Status :: 5 - Production/Stable
             Intended Audience :: Developers
             Intended Audience :: Science/Research
             License :: OSI Approved :: BSD License