isObject (value) {
    return toStr(value) === OBJECT_TAG
  }
Return whether the provided value is an object.

@example
import { utils } from 'js-data';
const a = { foo: "bar" };
const b = 'foo bar';
console.log(utils.isObject(a)); // true
console.log(utils.isObject(b)); // false

@method utils.isObject
@param {*} value The value to test.
@returns {boolean} Whether the provided value is an object.
@since 3.0.0