static/ext/src/selection/Model.js
function(store, initial){
        var me = this;
        me.mixins.bindable.bindStore.apply(me, arguments);
        if(me.store && !initial) {
            me.refresh();
        }
    }
function(store, initial){
        var me = this;
        me.mixins.bindable.bindStore.apply(me, arguments);
        if(me.store && !initial) {
            me.refresh();
        }
    }
binds the store to the selModel.