revert chore(package.json): install devDependency fs-extra@^0.19.0
revert chore(package.json): install devDependency fs-extra@^0.19.0

This reverts commit 8aa9eb21c54dd261c891907e6f8916db124f271e.

joliss/cauliflower-filter,jcope2013/broccoli-persistent-filter,stefanpenner/cauliflower-filter,chadhietala/cauliflower-filter,caitp/cauliflower-filter,csantero/broccoli-persistent-filter,chadhietala/broccoli-persistent-filter,stefanpenner/broccoli-persistent-filter,joliss/broccoli-filter,broccolijs/broccoli-filter,matthewjh/cauliflower-filter,rwjblue/broccoli-persistent-filter