Update phantomjs gem.
Update phantomjs gem.

amorphid/dotledger,pipeline/dotledger,malclocke/dotledger,dotledger/dotledger,amorphid/dotledger,dotledger/dotledger,malclocke/dotledger,pipeline/dotledger,dotledger/dotledger,pipeline/dotledger,dotledger/dotledger,amorphid/dotledger,malclocke/dotledger