+ add multiple databases
+ support multiple inputs to single database [2.00_1]
++ load multiple input/*.xml files for one input
+ lookups now works [2.00_3]
+ create links to other databases [2.00_4]
++ add regexp filter [2.00_5]
++ add YAML as normalize format
++ add more input formats (MARC::Fast and others) [2.00_6]
- delete unused files in database directories
- scoring for various fields in input/*.xml
- write pure perl Search::HyperEstraier
-- load multiple input/*.xml files for one input