Update chart & report
Delete unnecessary index files
Update Create & Edit Survey
[Inform] Update edit email template
[Survey & Inform] Update
[DoSurvey] Fix lỗi câu trả lời "khác" raido
Update Authentication

Chức năng report summary chưa hoàn thành
Update Admin controller
Update report & authen
Merge branch 'survey' into authen

Conflicts:
	source/application/config/routes.php
	source/application/controllers/Admin.php
	source/application/controllers/Evaluation.php
	source/application/controllers/Inform.php
	source/application/controllers/Report.php
	source/application/controllers/Survey.php
	source/application/controllers/User.php
	source/application/controllers/Validation.php
	source/application/views/SurveyResult/List.php
	source/assets/js/charisma.js
	source/assets/js/excanvas.js
	source/assets/js/jquery.colorhelpers.min.js
Update