ghost.injectScripts Array.slice undefined

[ALangguth]

In the ghost.injectScripts function is an error.

Currently Array.slice() is used, which is undefined.
https://github.com/KevinGrandon/ghostjs/blob/master/ghostjs-core/src/ghostjs.js#L127

You can instead use: [].slice() or Array.protoype.slice()

[ALangguth]

Strangely only Array.prototype.slice.call(arguments) is working for me.