chore(package): update fs-extra to version 0.26.6
chore(package): update fs-extra to version 0.26.6

http://greenkeeper.io/
michaelerobertsjr/keystone,tony2cssc/keystone,jacargentina/keystone,trentmillar/keystone,matthieugayon/keystone,alobodig/keystone,Tangcuyu/keystone,naustudio/keystone,xyzteam2016/keystone,danielmahon/keystone,snowkeeper/keystone,snowkeeper/keystone,frontyard/keystone,jacargentina/keystone,vokal/keystone,danielmahon/keystone,qwales1/keystone,Pop-Code/keystone,dvdcastro/keystone,matthewstyers/keystone,benkroeger/keystone,andrewlinfoot/keystone,vokal/keystone,trentmillar/keystone,qwales1/keystone,benkroeger/keystone,joerter/keystone,pswoodworth/keystone,concoursbyappointment/keystoneRedux,michaelerobertsjr/keystone,andreufirefly/keystone,pr1ntr/keystone,trentmillar/keystone,concoursbyappointment/keystoneRedux,Yaska/keystone,suryagh/keystone,pswoodworth/keystone,linhanyang/keystone,wmertens/keystone,jstockwin/keystone,dryna/keystone-twoje-urodziny,webteckie/keystone,vokal/keystone,sendyhalim/keystone,tony2cssc/keystone,wmertens/keystone,matthewstyers/keystone,naustudio/keystone,pr1ntr/keystone,jstockwin/keystone,benkroeger/keystone,matthieugayon/keystone,andrewlinfoot/keystone,rafmsou/keystone,ratecity/keystone,frontyard/keystone,sendyhalim/keystone,andreufirefly/keystone,dvdcastro/keystone,ONode/keystone,andrewlinfoot/keystone,cermati/keystone,Yaska/keystone,Yaska/keystone,Adam14Four/keystone,w01fgang/keystone,brianjd/keystone,Pop-Code/keystone,xyzteam2016/keystone,naustudio/keystone,danielmahon/keystone,suryagh/keystone,ratecity/keystone,everisARQ/keystone,cermati/keystone,Adam14Four/keystone,frontyard/keystone,everisARQ/keystone,webteckie/keystone,joerter/keystone,brianjd/keystone,matthewstyers/keystone,ONode/keystone,w01fgang/keystone,alobodig/keystone,dryna/keystone-twoje-urodziny,rafmsou/keystone,Tangcuyu/keystone