Probably. With Firefox, the mime type are in the mimeTypes.rdf file in you FF profile, so it's not very difficult to add text/x-gettext-translation by copy/pasting and adapting an existing entry.
Probably. With Firefox, the mime type are in the mimeTypes.rdf file in you FF profile, so it's not very difficult to add text/x- gettext- translation by copy/pasting and adapting an existing entry.