Revision history for List-UtilsBy

0.05    CHANGES:
         * Added 'extract_by'

0.04    CHANGES:
         * Renamed functions sortby => sort_by, etc... Including back-compat
           aliases by the old names

0.03    CHANGES:
         * Added 'zipby'

0.02    CHANGES:
         * Added 'partitionby'
         * import Exporter::import rather than use base'ing it

0.01    First version, released on an unsuspecting world.

