Modify enyo.updateLocale so it is the emitter of the onLocaleChange event.
Enyo-DCO-1.1-Signed-off-by: Blake Stephens <blake.stephens@lge.com>
Merge pull request #677 from enyojs/new-UpdateLocaleSignal-blakestephens

Modify enyo.updateLocale so it is the emitter of the onLocaleChange event

Reviewed-By: Ben Combee (ben.combee@lge.com)