7 July 1996
	Initial code working

15 December 1996
	v1.0 available, although no announcement was made

20 January 1997
	v1.1

18 April 1997
	v1.2

8 May 1997
	v1.3

1 August 1997
	v1.4

30 November 1997
	v1.5 -- first public release, and the first version that even
	remotely merited a public release.  The design and code went through
	numerous significant changes between v1.0 and v1.5.

27 December 1997
	v1.5.1 -- bug-fixed version of v1.5

28 December 1997
	v1.5.2 -- v1.5 with more bug-fixes than v1.5.1.  Not publicly
	released; only existed as pre-patch-1.5.2, and given to a select few
	people.

2 January 1998
	v1.6 ("Libretto 98") -- Genuinely bug-fixed version of 1.5.  Test
	suite added.

18 February 1998
	v1.7 ("Finsbury Park" Libretto) -- Added autobufs.

	Forked off the code which later became 2.0-beta1 from here.

28 February 1998
	v1.7.1 ("Manor House" Libretto) -- Fixed the message module
	(backporting from 2.0-beta1).

9 March 1998
	v2.0-beta1.  Pre-release version of 2.0, the forthcoming portable
	release.

6 April 1998
	v2.0-beta2.  Pre-release version of 2.0, the forthcoming portable
	release with wildly different interfaces.

8 April 1998
	v2.0-beta3.  Bugfixes.

13 April 1998
	v2.0-beta4.  Bugfixes.  Split up the header files.

15 April 1998
	v2.0 ("Turnpike Lane" Libretto) -- At last: the production release
	of Libretto 2.0.  Fixed two remaining memory allocation bugs, and
	added LIBRETTO_OOM_SEGV.

20 June 1998
	v2.1 ("Wood Green" Libretto) -- Interim release.  Two code bugfixes.
	One distribution bugfix.  Many documentation fixes.  Some new
	functions.  Feature mechanism.  A couple of minor performance
	enhancements
