chore(package): update eslint to version 3.16.1
chore(package): update eslint to version 3.16.1

https://greenkeeper.io/
camptocamp/ngeo,camptocamp/ngeo,adube/ngeo,camptocamp/ngeo,Jenselme/ngeo,adube/ngeo,adube/ngeo,camptocamp/ngeo,Jenselme/ngeo,camptocamp/ngeo,Jenselme/ngeo,Jenselme/ngeo,adube/ngeo