Fix issues with contexts and scoping (bug 926613)
Fix spurious CSP warnings caused by use of Function.prototype.bind() (bug 926613)
Ignore very large JS files
Fix for undefined traversers
Make users of get_literal_value more resilliant to failure

I'm wondering whether we should give up on passing the traverser around
on the stack and refer to the reference that's on the heap instead.
Move README to markdown and update docs
allow marketplace.firefox.com as custom origin (bug 929600)
Merge pull request #15 from cvan/allow-moz-origins

do not check for banned origins (bug 929600)
Port fix for bare except from amo-validator
Add keyboard buchet (bug 925820)
Remove fudge
Fix setup.py for README.md
Add JSON parse error data to error (bug 714159)
Add cordova flag to validator output (bug 926560)
Fix nooped tests
Fix call to get_as_num (bug 934463)

This would otherwise crash validation of `'123' in array`
Use Acorn when requested (bug 939915)