Purpose
=======
Add a scoring option displaying the correct
answers after each page when taking the survey.
Specifications
==============
When the user submits the page:
- highlight in green the correct answer(s)
- highlight in red the wrong answer(s)
When the correction is displayed, prevent
the user from changing their answers.
Handling all question types that can specify
a correct answer:
- Numerical box
- Date
- Datetime
- Simple choice
- Multiple choice
Task-3374998
closesodoo/odoo#129329
Signed-off-by: Thibault Delavallee (tde) <tde@openerp.com>