update readme to match

Author: nathancahill

README.rst

@@ -1,8 +1,31 @@
 Flask-Inputs
 ============
 
-The Flask-Inputs project has three goals:
+WTForms is awesome for validating POST data. What about other request data?
 
- - Validate incoming request data
- - Seperate inputs and business logic
- - Better error messages
+The **Flask-Inputs** extension adds support for WTForms to validate request data from args to headers to json.
+
+
+Installation
+------------
+
+To install Flask-Inputs, simply::
+
+    $ pip install flask-inputs
+
+
+JSON validation requires `jsonschema <https://pypi.python.org/pypi/jsonschema>`_::
+
+    $ pip install jsonschema
+
+
+Documentation
+-------------
+
+Documentation is available at `<http://pythonhosted.org/Flask-Inputs>`_
+
+
+Contribute
+----------
+
+Fork the repository, make changes and add a test which shows that the bug was fixed or that the feature works as expected with 100% coverage. Send a pull request.