Fix up the README so it can link to build statuses

Author: pjz

README

@@ -0,0 +1,31 @@
+Aspen is a Python web framework. Simplates are the main attraction.
+
+Installation, Testing, and License
+==================================
+
+``aspen`` is available on `GitHub`_ and on `PyPI`_::
+
+    $ pip install aspen
+
+We test against 64-bit Python 2.6, 2.7, 3.2, 3.3, and 3.4 on Linux: |travis|
+
+And we test against 32- and 64-bit Python 2.7, 3.3, and 3.4 on Windows: |appveyor|
+
+``aspen`` is MIT-licensed.
+
+
+.. _GitHub: https://github.com/gratipay/aspen-python
+.. _PyPI: https://pypi.python.org/pypi/aspen
+.. |travis| image:: https://img.shields.io/travis/gratipay/aspen-python/master.svg
+   :target: https://travis-ci.org/gratipay/aspen-python
+   :alt: Linux build status
+.. |appveyor| image:: https://img.shields.io/appveyor/ci/gratipay/aspen-python/master.svg
+   :target: https://ci.appveyor.com/project/gratipay/aspen-python
+   :alt: Windows build status
+
+
+Documentation and further information
+=====================================
+
+on the main [website](http://aspen.io/)
+