gh-882 - attempt to fix travis config
gh-882 - attempt to fix travis config

gchq/Gaffer,GovernmentCommunicationsHeadquarters/Gaffer,gchq/Gaffer,GovernmentCommunicationsHeadquarters/Gaffer,gchq/Gaffer,gchq/Gaffer,GovernmentCommunicationsHeadquarters/Gaffer,GovernmentCommunicationsHeadquarters/Gaffer