Update README

This patch updates the README file to add links to documentation and
contact information.

Change-Id: Ia28c9fbd8ab7fb3c083259b2f85b5f04a702343f

README.rst

@@ -1,5 +1,5 @@
-monitorstack
-============
+.. image:: doc/source/monitorstack-text.png
+    :alt: monitorstack text
 
 .. list-table::
     :stub-columns: 1
@@ -12,6 +12,42 @@ monitorstack
 .. |codecov| image:: https://img.shields.io/codecov/c/github/major/monitorstack.svg
     :alt: Coverage Status
 
-Monitoring plugins for OpenStack.
+The monitorstack project provides a framework for writing monitoring plugins
+that output data in various formats for different monitoring systems.
+Developers can quickly add new monitoring plugins (along with tests) without
+worrying about how to format the data.
 
-*Work in progress.*
+For more details, including how to install/configure, a usage guide, and a
+developer guide, review the `monitorstack documentation`_.
+
+.. _monitorstack documentation: https://docs.openstack.org/developer/monitorstack/
+
+Requirements
+------------
+
+Python 2.7 or higher is required for monitorstack.
+
+Each commit is tested against Python 2.7, 3.3, 3.4, 3.5, and pypy.
+
+License
+-------
+
+Apache 2.0
+
+Community
+---------
+
+The monitorstack project is managed by the `OpenStack-Ansible community`_, but
+it can be used with or without OpenStack-Ansible.
+
+Contact information:
+
+* ``#openstack-ansible`` on Freenode IRC
+
+* `Launchpad Bugs`_
+
+* Send email to ``openstack-dev@lists.openstack.org`` with
+  ``[openstack-ansible][monitorstack]`` in the subject line.
+
+.. _OpenStack-Ansible community: https://wiki.openstack.org/wiki/OpenStackAnsible
+.. _Launchpad Bugs: https://bugs.launchpad.net/openstack-ansible