Update .travis.yml to add new versions and attempt to fix hang issue.
attempt to fix hang in travis
attempt to fix travis hang
attempt to fix hang
dont hang while troubleshooting to ensure we dont block travis workers
added cqlVersion check to mitigate cryptic 'cannot parse as hex bytes' errors
remove requirement to set cqlVersion explicitly; fix cqlVersion check to be 'or' instead of 'and'
update travis to use CCM, comment out matrix for test on travis servers.
more precise version check
Merge pull request #109 from tristanls/master

Mitigate cryptic "cannot parse as hex bytes" error via explicit `cqlVersion` test. closes @108
remove extra v
Merge branch 'master' of github.com:simplereach/helenus