GUACAMOLE-313: Clarify logic testing for Unicode keysyms.
GUACAMOLE-313: Clarify logic testing for Unicode keysyms.

apache/guacamole-server,apache/guacamole-server,mike-jumper/incubator-guacamole-server,glyptodon/guacamole-server,apache/guacamole-server,glyptodon/guacamole-server,glyptodon/guacamole-server,mike-jumper/incubator-guacamole-server,mike-jumper/incubator-guacamole-server,mike-jumper/incubator-guacamole-server