chore(package): update ts-node to version 1.6.1
chore(package): update ts-node to version 1.6.1

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