GUACAMOLE-436: Link to current release under .../guacamole/ rather than .../incubator/guacamole/.
GUACAMOLE-436: Link to current release under .../guacamole/ rather than .../incubator/guacamole/.

mike-jumper/incubator-guacamole-website,mike-jumper/incubator-guacamole-website,mike-jumper/incubator-guacamole-website,mike-jumper/incubator-guacamole-website,mike-jumper/incubator-guacamole-website