Update metadata

Author: jlumpe

setup.cfg

@@ -3,9 +3,17 @@ name = python-emacs
 version = attr: emacs.__version__
 description = Python interface to GNU Emacs.
 long_description = file: README.md
+long_description_content_type = text/markdown
 author = Jared Lumpe
 author_email = mjlumpe@gmail.com
 url = https://github.com/jlumpe/python-emacs
+classifiers =
+	Programming Language :: Python :: 3
+    Programming Language :: Python :: 3.5
+	Programming Language :: Emacs-Lisp
+	License :: OSI Approved :: MIT License
+	Development Status :: 4 - Beta
+	Topic :: Text Editors :: Emacs
 
 
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