2008-09-04 yusei * Update English messages. 2008-08-28 yusei * Use Base_translateString or translateString instead of N_ for translation string. 2008-06-27 yusei * Start to develop version 5.2. 2008-06-26 yusei * Revise version to 5.1. 2008-3-18 jerome * Use trade conditions with invoices * version 5.0 2008-3-16 nicolas * add Print action for Invoices 2003-03-12 jerome * Cleanup forms and add proxy fields 2007-12-06 kazuhiko * use related_simulation_movement_path_list to reduce activity dependencies. 2007-12-6 jerome * initial creation, from splitting erp5_accounting