applyMiddleware tests are using object property enumeration order (#2304)
applyMiddleware tests are using object property enumeration order (#2304)

* Make applyMiddleware tests fully ES spec compliant

1) 'wraps dispatch method with middleware once' was relying on object iteration order, which, despite being fairly consistent across engines, is not guaranteed before ES2015 afaik.

* Remove semicolons

gaearon/redux,lifeiscontent/redux,gaearon/redux,roth1002/redux,lifeiscontent/redux,CompuIves/redux,roth1002/redux,CompuIves/redux