gh-1288 - removed travis references to doc and spark-doc
gh-1288 - removed travis references to doc and spark-doc

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