modify order document statuses, fix order editor BO add  products
fix admin: collection synchro in document lists
fix admin: address fields model and scope synchro
BO document list : externalize 'selected' flag from docs
BO order editor : shipping modes selection
BO order editor : mask address section
BO order editor : shipping modes block
remove useless code from address BO directive
Merge pull request #726 from rbs-molexa/master

evolutions in BO order editor : shipping modes