Fixes (2)

• 2019-10-22 #BUG-8003 (Maxim Kuznetsov)

  Fixed various security issues. #Core #GoSocial #ThemeTweaker #RESTAPI

• 2019-10-22 #BUG-8017 (Maxim Kuznetsov)

  XSS vulnerability in the widgets for category selection and product class selection. Fixed. #Core #SimpleCMS