Match basic class JS and Ruby names in runtime.js
Match basic class JS and Ruby names in runtime.js

With the only exception of Object, named _Object to avoid confusion 
with `window.Object`.
wied03/opal,opal/opal,opal/opal,opal/opal,jgaskins/opal,jgaskins/opal,iliabylich/opal,opal/opal,Mogztter/opal,Mogztter/opal,Mogztter/opal,kachick/opal,kachick/opal,wied03/opal,jgaskins/opal,Mogztter/opal,wied03/opal,iliabylich/opal,iliabylich/opal,kachick/opal,kachick/opal