improve doc formatting

docs/installation.rst

@@ -16,7 +16,7 @@ Installation
        )
 
 .. note::
-  You need to use Django >= 1.4 or django-staticfiles >= 1.2.1 to be able to use this version of pipeline. 
+  You need to use ``Django>=1.4`` or ``django-staticfiles>=1.2.1`` to be able to use this version of pipeline. 
 
 .. _GitHub: http://github.com/cyberdelia/django-pipeline
 .. _PyPI: http://pypi.python.org/pypi/django-pipeline