2001 05 09 - Initial version 1.0

2001 05 09 - Version 1.1
	- Add table grant extraction based on group. Oracle ROLES are groups in PG

2001 05 11 - Version 1.2
	- Views extraction is now really done with the option type=>'VIEW'
	- Add indexes extraction on tables.
	- Changes name of constraints, default is now used.
	- Add debug printing to see that the process is running :-)
	- Add extraction of only required tablename.
	- Add extraction of only n to n table indice. Indices of extraction can be obtained
	  with the option showtableid set to 1.
	- Fix print of NOT NULL field.
	- Complete rewrite of the grant extraction
	- Complete rewrite of most things

2001 06 20 - Version 1.3
	- Grant/privilege extraction are now done separatly with the option type=>'GRANT'
	- Sequence extraction with the option type=>'SEQUENCE'
	- Trigger extraction with the option type=>'TRIGGER'
	- Function extraction with the option type=>'FUNCTION' and type=>'PROCEDURE'
	- Complete rewrite of the foreign key extraction
	- Fix incorrect type translation and many other bug fix
	- Add schema only extraction by option schema => 'MYSCHEM'