Release 2.7.0

Changed

• Minimum MantisBT version increased to 2.26.0 #372
• Use print_form_button() to display "Detach" buttons in view page #372integration/issues/372)

Fixed

• PHP 8.2: Creation of dynamic property is deprecated #409
• Page redirections trigger a deprecation warning since MantisBT 2.26.0 #411