chore(package): update eslint to version 2.11.1
chore(package): update eslint to version 2.11.1

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