chore(package): update protractor to version 4.0.11
chore(package): update protractor to version 4.0.11

https://greenkeeper.io/
mseemann/angular2-mdl,c1rno/angelhack_frontend_prototype,c1rno/angelhack_frontend_prototype,c1rno/angelhack_frontend_prototype,mseemann/angular2-mdl,mseemann/angular2-mdl,mseemann/angular2-mdl,c1rno/angelhack_frontend_prototype