Fix: {results_link_backend} tag was not parsed in email templates.
Feature: 'Images Min Width' and 'Images Max Width' settings for File Upload question. Help to control the sizing of uploaded images for frontend answers layout and frontend answers PDF file.
Feature: 'Validation Rule' setting for Text Line question allows to validate answer as email address or a number.
Feature: ability to mark question behavioral rule as Final and no further rules will be applied.
Feature: 'Disable Previous Page' setting helps to restrict user navigation and allow to pass to next page only.
Feature: 'Revise Surveys' permission allows to revise a survey: the difference with retake is that user's answers are emptied once a user retakes a survey. Once a user revises a survey his previous answers are preserved.