ENYO-3211: Automatically open when creating new.

Makes created file opened.

* Added the FileCreated event Bubbled up to Ares.js and opens the new file.
* Occurs the event after refresh file tree for synchronization.

ENYO-3211: Automatically open when creating new.

Enyo-DCO-1.1-Signed-Off-By: SangHyun.Hong (sanghyun.hong@lgepartner.com)