Translation - refs #6715
Disable satisfaction buttons when the session is admin - refs #6715
Correctly method documentation - refs #6715
change the parameter name to allow students to add tickets - refs #6715
Change icon import to export and avoid inline css - refs #6715
Avoid lang validation - refs #6715
Performance improvements - refs #6715
Delete Extra Setting functions, use the default one and set the translation - refs #6715
Rename database iid to id - refs #6715
Merge branch '6715' of github.com:FraGoTe/chamilo-lms into FraGoTe-6715
Merged branch from FraGoTe - refs #6715