version 0.3.1 (6-May-2006):
	* Requires libleaftag 0.3.1.
	* Removed the lt_ prefix from all functions previously starting with lt_.
	* Added Source.delete() and Tag.delete().
	* Merged source_lookup() and source_lookup_many() into just source_lookup().
	  This function can now take a single string or a list of strings.
	* Fixed tag_lookup() to return valid results when being passed a list of
	  strings.

version 0.3.0 (15-February-2006):
	* Initial public release.