Revert "Examples: Updated webgl_effects_ascii screenshot."
Revert "Examples: Updated webgl_effects_ascii screenshot."

This reverts commit 985d0f5013a11f4f2ccb02fa165eaa2f653021a9.

fraguada/three.js,06wj/three.js,looeee/three.js,Liuer/three.js,jpweeks/three.js,looeee/three.js,mrdoob/three.js,kaisalmen/three.js,donmccurdy/three.js,fraguada/three.js,greggman/three.js,donmccurdy/three.js,fraguada/three.js,gero3/three.js,fraguada/three.js,gero3/three.js,greggman/three.js,WestLangley/three.js,makc/three.js.fork,aardgoose/three.js,aardgoose/three.js,Liuer/three.js,mrdoob/three.js,fraguada/three.js,kaisalmen/three.js,fyoudine/three.js,06wj/three.js,WestLangley/three.js,makc/three.js.fork,jpweeks/three.js,fyoudine/three.js,fraguada/three.js