fix(component): bindable multiple for association select component
fix(component): bindable multiple for association select component

bas080/aurelia-orm,freska-fi/aurelia-orm,SpoonX/aurelia-orm,doktordirk/aurelia-orm,freska-fi/aurelia-orm,bas080/aurelia-orm,doktordirk/aurelia-orm,SpoonX/aurelia-orm