ENYO-2841 : Ares Can't create a new project
- Bug fix
 topNode.getNodeFiles(hft.selectedNode) --> hft.selectedNode.getNodeFiles()

ENYO-DCO-1.1-Signed-off-by: Kiwook Shim <kiwook.shim@lge.com>
ENYO-2841: apply bug-fix for project.json to appinfo.json
ENYO-2841: fix ErrorPopup when error is provided as a string
Merge pull request #443 from enyojs/ENYO-2841-kiwook

ENYO-2841 : Ares Can't create a new project