chore(package): update nightwatch to version 0.9.6
chore(package): update nightwatch to version 0.9.6

https://greenkeeper.io/
matthewstyers/keystone,danielmahon/keystone,trentmillar/keystone,Yaska/keystone,benkroeger/keystone,cermati/keystone,rafmsou/keystone,dvdcastro/keystone,naustudio/keystone,Pop-Code/keystone,dryna/keystone-twoje-urodziny,ONode/keystone,vokal/keystone,danielmahon/keystone,ratecity/keystone,pr1ntr/keystone,andrewlinfoot/keystone,snowkeeper/keystone,trentmillar/keystone,dryna/keystone-twoje-urodziny,snowkeeper/keystone,frontyard/keystone,andrewlinfoot/keystone,andrewlinfoot/keystone,alobodig/keystone,matthewstyers/keystone,vokal/keystone,xyzteam2016/keystone,jstockwin/keystone,rafmsou/keystone,w01fgang/keystone,Adam14Four/keystone,matthewstyers/keystone,benkroeger/keystone,trentmillar/keystone,brianjd/keystone,sendyhalim/keystone,w01fgang/keystone,jstockwin/keystone,brianjd/keystone,benkroeger/keystone,naustudio/keystone,linhanyang/keystone,frontyard/keystone,vokal/keystone,Pop-Code/keystone,danielmahon/keystone,naustudio/keystone,Yaska/keystone,cermati/keystone,ONode/keystone,sendyhalim/keystone,frontyard/keystone,Adam14Four/keystone,xyzteam2016/keystone,concoursbyappointment/keystoneRedux,dvdcastro/keystone,alobodig/keystone,pr1ntr/keystone,Yaska/keystone,ratecity/keystone,concoursbyappointment/keystoneRedux