- updated copyrights
 - implement isBuildable, based on real system
 - add helper method to fetch explanation list
 - during build use proper method to find delivery builders, and let do builder its job to find movements (this is to be future proof)
 - fix method name from _getRelatedSimulationMovementList to _getRelatedSimulationMovementValueList, as it in reality return documents not urls and fix this method implementation


git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@28040 20353a03-c40f-0410-a6d1-a30d3c3de9de