Add badges for Travis, RTD, PyPI.

Move docs to RTD.

Show pip usage.

README.rst

@@ -1,5 +1,18 @@
-repoze.profile README
-=====================
+repoze.profile
+==============
+
+.. image:: https://travis-ci.org/repoze/repoze.profile.png?branch=master
+        :target: https://travis-ci.org/repoze/repoze.profile
+
+.. image:: https://readthedocs.org/projects/repozeprofile/badge/?version=latest
+        :target: http://repozeprofile.readthedocs.org/en/latest/
+        :alt: Documentation Status
+
+.. image:: https://img.shields.io/pypi/v/repoze.profile.svg
+   :target: https://pypi.python.org/pypi/repoze.profile
+
+.. image:: https://img.shields.io/pypi/pyversions/repoze.profile.svg
+   :target: https://pypi.python.org/pypi/repoze.profile
 
 This package provides a WSGI middleware component which aggregates profiling
 data across all requests to a WSGI application.  It provides a minimal web
@@ -12,14 +25,18 @@ Install using setuptools, e.g. (within a virtualenv)::
 
  $ easy_install repoze.profile
 
+or via pip::
+
+ $ pip install repoze.profile
+
 Usage
 -----
 
 For details on using the various components, please see the
 documentation in ``docs/index.rst``.  A rendered version of that documentation
 is also available online:
 
- - http://docs.repoze.org/profile
+ - http://repozeprofile.readthedocs.io/en/latest/
 
 
 Reporting Bugs