Revert "Importing GhostDriver 1.1.1."

This reverts commit e9bb1ca7c6168e7e073d9253cbe93e9655f9812d.

https://github.com/ariya/phantomjs/issues/11915
Getting ready for 1.9.7.

https://github.com/ariya/phantomjs/issues/11919
ChangeLog for 1.9.7.

https://github.com/ariya/phantomjs/issues/11919