Update README.md

Author: dessant

doc/README.md

@@ -1,32 +1,38 @@
 Kivy - Documentation
 ====================
 
-You can access the latest documentation on the web :
+You can access the latest documentation on the web:
   * http://kivy.org/docs
 
 
 How to build the documentation
 ------------------------------
 
-You need to install :
+You need to install:
 
   * Python Sphinx
-    - Where apt-get is available :
-          apt-get install python-sphinx
-    - On Windows (or from inside your virtualenv) :
+    - Where apt-get is available:
+         ```
+         apt-get install python-sphinx
+         ```
+
+    - On Windows (or from inside your virtualenv):
+
           Get pip (https://pypi.python.org/pypi/pip). You'll use it to install the dependencies.
-          To install pip, run python setup.py install in the pip directory.
-          Now run :
+
+          To install pip, run python setup.py install in the pip directory. Now run:
+          ```
           pip install sphinxcontrib-blockdiag sphinxcontrib-seqdiag
           pip install sphinxcontrib-actdiag sphinxcontrib-nwdiag
-
-          Or just use the provided doc-requirements.txt :
+          ```
+          Or just use the provided `doc-requirements.txt`:
+          ```
           pip install -r doc-requirements.txt
+          ```
 
   * Latest kivy
 
-Generate documentation using make::
-  make html
+Generate documentation using make: `make html`.
 
-Documentation will be accessible in build/html/
+Documentation will be accessible in `build/html/`.