Quote Go version in travis.yml
Quote Go version in travis.yml

arthurbarr/mq-container,ibm-messaging/mq-container,ibm-messaging/mq-container,parrobe/mq-container,arthurbarr/mq-container,parrobe/mq-container,arthurbarr/mq-container,ibm-messaging/mq-container,ibm-messaging/mq-container,parrobe/mq-container