Add feedback

- Move header under CI images and convert to lowercase 
- Remove Features header
- Change wording on link to wiki
- Add link to Hacking wiki page

README.rst

@@ -1,5 +1,3 @@
-Beets
-=====
 .. image:: http://img.shields.io/pypi/v/beets.svg
     :target: https://pypi.python.org/pypi/beets
 
@@ -10,6 +8,9 @@ Beets
     :target: https://travis-ci.org/beetbox/beets
 
 
+beets
+=====
+
 Beets is the media library management system for obsessive-compulsive music
 geeks.
 
@@ -28,9 +29,6 @@ Here's an example of beets' brainy tag corrector doing its thing::
    * White Light Generation -> Whitelightgenerator
    * All the Way            -> All the Way...
 
-Features
----------
-
 Because beets is designed as a library, it can do almost anything you can
 imagine for your music collection. Via `plugins`_, beets becomes a panacea:
 
@@ -88,7 +86,9 @@ You can install beets by typing ``pip install beets``. Then check out the
 Contributing
 ---------
 
-Information for developers looking to contribute to beets can be found in the `wiki <https://github.com/beetbox/beets/wiki//>`_.
+Developers can consult the technical documentation in the `wiki <https://github.com/beetbox/beets/wiki//>`_.
+
+To learn how to contribute, read the `Hacking page <https://github.com/beetbox/beets/wiki/Hacking//>`_.
 
 Read More
 ---------