removed DSoilModelSelectionRedirector because the purpose of it targeted on property-editor and not meant to be used elsewhere. In our case it produces side-effect when all other parts of geometry disappear and selected object stays in the center.Related to Issue [DSB-459]
+ created SelectionRedirector because it's needed to display linked object instead of "bridge" (lookup) object+ tests includedRelated to Issue [DSB-459]
+ more than 1 operation in the command should have undo-redo wrapping so the whole command will be reverted at once.+ removed private propertyRelated to Issue [DSB-418]