2018-08-01 Lefteris Zafiris <zaf@fastmail.com> - 5.0-rc1
	Use espeak-ng for speech synthesis.

2017-08-12 Lefteris Zafiris <zaf@fastmail.com> - 4.0
	Compatibility with asterisk 14 and 15.

2016-03-19 Lefteris Zafiris <zaf@fastmail.com> - 3.0
	Removed the dependency to libsndfile.
	Better error checking during espeak initialisation.
	Better handling of temp files.

2015-05-17 Lefteris Zafiris <zaf@fastmail.com> - 2.2
	Released stable version 2.2
	Code cleanups. Better error handling in config file
	parsing.

2012-08-19 Lefteris Zafiris <zaf@fastmail.com> - 2.2-rc1
	Fixed compatibility with asterisk 11
	Minor code cleanups and fixes.

2011-11-11 Lefteris Zafiris <zaf@fastmail.com> - 2.1
	Released stable version 2.1

2011-10-21 Lefteris Zafiris <zaf@fastmail.com> - 2.1-rc4
	Changed config file handling. Config values are
	read once during module loading. Added option for
	module reload that re-reads the config values.
	Makefile updates.

2011-09-03 Lefteris Zafiris <zaf@fastmail.com> - 2.1-rc3
	Changed output file format to raw signed lineral. This
	adds support for 16kHz sound playback in asterisk 1.6.
	Added checks for text input length.

2011-09-03 Lefteris Zafiris <zaf@fastmail.com> - 2.1-rc2
	Better error handling.
	Using mkstemps() for safer temp file name generation,
	instead of ast_random().
	Using ast_malloc() instead of malloc().
	Increased internal espeak synth buffer to 2sec.

2011-08-27 Lefteris Zafiris <zaf@fastmail.com> - 2.1-rc1
	Switched to libsamplerate for resampling. Resampling
	now is much faster.
	Major code cleanup.

2011-08-19 Lefteris Zafiris <zaf@fastmail.com> - 2.0
    Added option for generating 16000Hz sound files.

2009-11-06 Lefteris Zafiris <zaf@fastmail.com> - 1.6.0.1
	Released as stable.
	Fixed a bug in argument parsing that could
	cause asterisk to crash.

2009-09-02 Lefteris Zafiris <zaf@fastmail.com> - 1.6-0.1-beta
	Initial release 1.6-0.1-beta
