Fix tests;

tests/observable.lua

@@ -191,8 +191,8 @@ describe('Observable', function()
       local onNextB = observableSpy(observable)
       repeat Rx.scheduler:update()
       until Rx.scheduler:isEmpty()
-      expect(onNextA).to.equal({{2}})
-      expect(onNextB).to.equal({{1}, {3}})
+      expect(onNextA).to.equal({{1}, {3}})
+      expect(onNextB).to.equal({{2}})
     end)
 
     it('uses a unique coroutine for each Observer when the first argument is a function', function()