Add more badges to README.
In particular, license, version, python versions and wheel status.
@@ -2,6 +2,14 @@ PEX
===
.. image:: https://travis-ci.org/pantsbuild/pex.svg?branch=master
:target: https://travis-ci.org/pantsbuild/pex
+.. image:: https://img.shields.io/pypi/l/pex.svg
+ :target: https://pypi.org/project/pex/
+.. image:: https://img.shields.io/pypi/v/pex.svg
+ :target: https://pypi.org/project/pex/
+.. image:: https://img.shields.io/pypi/pyversions/pex.svg
+ :target: https://pypi.org/project/pex/
+.. image:: https://img.shields.io/pypi/wheel/pex.svg
+ :target: https://pypi.org/project/pex/#files
pex is a library for generating .pex (Python EXecutable) files which are
executable Python environments in the spirit of `virtualenvs <http://virtualenv.org>`_.
