Upgrade to React v16 lifecycle (#1975)

* Trying to use memoization and upgrade to react v16

* Fix error

* Fix error

* Fix handlers error

* Add annotation

* Remove EventHandlers

* No state

* Remove un-necessary polyfill

* Remove un-necessary polyfill

* Remove un-necessary handlers settings

* Early Return

* Fix Early Return

* Fix onChange

* Do not run onChange stack twice on same change

* Update annotation

* Better sense of resolve++

* Cache value in onChange and didMount

* Remove un-necessary rechack

* Renaming

* Remove change in leaf.js

* Handlers as this.handlers

* do not re-initialize change in onChange

* Re-run onChange stack only when change happens

* Update value when stack changes

* Rename to memoize-one

* queue changes

* Unify interface

* Fix bug

* Add document

* Remove id

* Do not use map

* Fix bug

* Fix eslint

* Fix update when props.value changes

* Add annotation

* Fix stack

* Inline queueChange

* Restore onChange

* restore onChange

* Refactor change and onChange

* Use onChange as the single interface for update

* Do not flushChange if inside event

* Give a warning about synchronous editor.change call

* Change isInChange in editor.change

* refactor resolution and tmp logic, cleanup code

package.json

@@ -46,6 +46,7 @@
     "lerna": "^2.7.1",
     "lodash": "^4.17.4",
     "matcha": "^0.7.0",
+    "memoize-one": "^4.0.0",
     "mocha": "^2.5.3",
     "mocha-lcov-reporter": "^1.3.0",
     "npm-run-all": "^4.1.2",