sadly remove oboe and pass `grunt test`

before this, it reports:

PhantomJS 1.9.2 (Linux) ERROR
        TypeError: 'undefined' is not a function (evaluating 'regex.exec.bind(regex)')
        at rep-star/.tmp/js/libs/oboe/dist/oboe-browser.js:1089
PhantomJS 1.9.2 (Linux): Executed 0 of 0 ERROR (0.268 secs / 0 secs)