Remove debug
- Implement Category, sub category, frame
Add controller products
Merge remote-tracking branch 'origin/PT-HOA' into PT-SP4

Conflicts:
	protected/modules/admin/controllers/NewsController.php
	protected/runtime/application.log
fĩx búgs ưhen deploy
Merge remote-tracking branches 'origin/PT-SP3' and 'origin/PT-SP4' into PT-SP4
implement front end for FAQs