Adds all elements of an Array or an Object to the collection.
@param {Object/Array} objs An Object containing properties which will be added
to the collection, or an Array of values, each of which are added to the collection.
Functions references will be added to the collection if `{@link #allowFunctions}`
has been set to `true`.
@since Ext 1
function(objs) {
        var me = this,
            key;

        if (arguments.length > 1 || Ext.isArray(objs)) {
            me.insert(me.length, arguments.length > 1 ? arguments : objs);
        } else {
            for (key in objs) {
                if (objs.hasOwnProperty(key)) {
                    if (me.allowFunctions || typeof objs[key] != 'function') {
                        me.add(key, objs[key]);
                    }
                }
            }
        }
    }