Log Message:
Update to 0.51:

2012-01-13  Andrew McMillan  <andrew@morphoss.com>
	* [vComponent] Fix handling for vcard peculiarities.
	* [vComponent] Don't escape all ; in N or ADR.
	* [vComponent] Allow for property parameters to be multiply set.
	* [AwlDbDialect] Don't treat binary strings longer than 6 characters as numbers.
	* Release 0.51

2012-01-04  Andrew McMillan  <andrew@morphoss.com>
	* Release 0.50

2011-11-09  Andrew McMillan  <andrew@morphoss.com>
	* [AWLUtilities] Ensure we flush output buffers on abort.

2011-11-02  Andrew McMillan  <andrew@morphoss.com>
	* [vCalendar] More support for scheduling-related actions.
	* [vComponent] Minor performance tweaks.

2011-10-31  Andrew McMillan  <andrew@morphoss.com>
	* [vCalendar] Add method to scrub a confidential event.

2011-10-24  Andrew McMillan  <andrew@morphoss.com>
	* [AwlDatabase] Throw an exception when we can't rollback a transaction.
	* [vCalendar] New functions for updating organizer/attendee status.