ver 0.5.1:
	Improved handling of MacOS notifications via #16 (Thanks @dmitmel!)
ver 0.5.0
	Support changing notification title and body using AUTO_NOTIFY_TITLE and AUTO_NOTIFY_BODY
ver 0.4.0
	Add AUTO_NOTIFY_EXPIRE_TIME configuration option
	Improvements to notification formatting
	Exit code is now displayed in notifications
	Notifications on linux now show as critical if long command exits with non-zero exit code
ver 0.3.0
	Add support for environments where standard history is disabled. Fixed in #10
ver 0.2.0
	Initial stable release