chore(package): update object-assign to version 4.1.0
chore(package): update object-assign to version 4.1.0

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