GUACAMOLE-1628: Docker image of guacamole client is missing unzip
GUACAMOLE-1628: Docker image of guacamole client is missing unzip

glyptodon/guacamole-client,glyptodon/guacamole-client,glyptodon/guacamole-client,glyptodon/guacamole-client,glyptodon/guacamole-client