From 9d78ef15a5784b0c8a9aae28731d0b3bf999db7f Mon Sep 17 00:00:00 2001
From: Lars Kiesow
Get or set categories that the feed belongs to.
-This method can be called with: -- the fields of a category as keyword arguments -- the fields of a category as a dictionary -- a list of dictionaries containing the category fields
-A categories has the following fields: -- term identifies the category -- scheme identifies the categorization scheme via a URI. -- label provides a human-readable label for display
+This method can be called with:
+A categories has the following fields:
+If a label is present it is used for the RSS feeds. Otherwise the term is used. The scheme is used for the domain attribute in RSS.