require: add missing blacklistTests, implement opts.whitelist and opts.only - closes #125
more efficient constants collision checking
more support to t.getIds and add t.needsWhitespaceBefore method
better Symbol polyfill existence check because the one es6-symbol uses isn't reliable
use v8-argv to make sure node is ran with --harmony for 6to5-node
remove exposure to generate and util
faster util.pushMutatorMap aliases
remove exposure to generator from browser build
better whitespace for code generation
combine export declaration assignments into variable declarations
don't inherit from XJSAttribute in jsx transformer because it causes some weird whitespace issues
better whitespace detection in generator
add UserWhitespacable alias to Property
ensure files end with a newline
nicer removeProperties for comments
clean up and fix tests