sez11a/liferay-docs — pull request #593 by jrao (2013-08-06 22:14:47+00:00)
Title: LRDOCS-621 and LRDOCS-623

http://issues.liferay.com/browse/LRDOCS-621 and
http://issues.liferay.com/browse/LRDOCS-623

Added documentation for the calendar upgrade process, mentioned that the old notion of event types is replaced by a vocabulary called Calendar Event Types and specific event types are replaced by categories in this vocabulary