v 0.03, 2009-12-04

 add import loved tracks;
 now can choose mode for import,
 available modes: a - all, p - playcount & lastplay, l - loved

v 0.02, 2009-11-17

 rewrite for use user.getWeeklyTrackChart API method,
 it allows
  - calc approximately lastplay
  - use cache for user.getWeeklyTrackChart requests


v 0.01, 2009-05-12

 first worked version,
 used lastfm library.gettracks API method