set node version to 8.6.0
set node version to 8.6.0

EWhite613/ember-frost-core,dafortin/ember-frost-core,ciena-frost/ember-frost-core,dafortin/ember-frost-core,ciena-frost/ember-frost-core,EWhite613/ember-frost-core,EWhite613/ember-frost-core,ciena-frost/ember-frost-core,dafortin/ember-frost-core