Whitespace and formatting cleanup.

* Removed trailing whitespace
* Line length < 80 where possible
* Honor conventions on number of blank lines
* Honor conventions about spaces around :, =

mediagoblin/storage/cloudfiles.py

@@ -27,6 +27,7 @@ from mediagoblin.storage import StorageInterface, clean_listy_filepath
 import cloudfiles
 import mimetypes
 
+
 class CloudFilesStorage(StorageInterface):
     '''
     OpenStack/Rackspace Cloud's Swift/CloudFiles support