WebGLRenderer: Add outputBufferType and setEffects() (#1940)

* WebGLRenderer: Add outputBufferType and setEffects()

* Update three.js

* Update three.js

* Add src

* Update patch and delete src

* Add jsdoc

* Update patch and delete jsdoc

* Add examples

* Update patch and delete examples

* Add setEffects

* Add examples

* Updates

* Update patch and delete examples

Author: Methuselah96