First example should probably say PipelineStorage

First example in documentation should refer to ordinary PipelineStorage rather than PipelineCachedStorage, which is covered in the "Cache-busting" section below.

docs/usage.rst

@@ -44,7 +44,7 @@ Collect static
 
 Pipeline integrates with staticfiles, you just need to setup ``STATICFILES_STORAGE`` to ::
 
-    STATICFILES_STORAGE = 'pipeline.storage.PipelineCachedStorage'
+    STATICFILES_STORAGE = 'pipeline.storage.PipelineStorage'
 
 Then when you run ``collectstatic`` command, your CSS and your javascripts will be compressed in the same time ::