GUACAMOLE-759: Merge improvements to French webapp translation
GUACAMOLE-759: Merge improvements to French webapp translation


glyptodon/guacamole-client,glyptodon/guacamole-client,glyptodon/guacamole-client,mike-jumper/incubator-guacamole-client,mike-jumper/incubator-guacamole-client,glyptodon/guacamole-client,mike-jumper/incubator-guacamole-client,glyptodon/guacamole-client,mike-jumper/incubator-guacamole-client