Option --inline <filename> to compile one module using module='inline'

This special purpose option supports bootstrapping with
module-based source that sets global values as side-effects.

Review URL: https://github.com/google/traceur-compiler/pull/1126

Closes #1126.
PropertyNameShorthandTransformer before module transformer

Fixes #1120
Merge branch 'master' into gh-pages
Need to add bin/traceur.js