Fix for OVPMS-1467 Customer - Charges Finalise fails if the selected charge has been modified subsequently

git-svn-id: svn://svn.openvpms.org/openvpms/vpms/trunk@5906 9e4fa352-aafb-0310-9071-df624684024b
Fix for OVPMS-1397 Tab order inconsistent after selecting dropdown

git-svn-id: svn://svn.openvpms.org/openvpms/vpms/trunk@5907 9e4fa352-aafb-0310-9071-df624684024b