Fixed error with uiRoute to detect subroutes.
Added validation service. Also, reorganised views.
Merge branch 'createNewStd' of https://github.com/nghiank/ComOn into createNewStd

Conflicts:
	app/routes/schematics.js
	public/js/controllers/editStdFormCtrl.js
	public/views/editStdForm.html
Added API for deleting node and children.
Merge branch 'createNewStd' of https://github.com/nghiank/ComOn into createNewStd

Conflicts:
	app/controllers/schematics.js
Added delete api, and button.