Updating cmake requirement, investigating travis failure
Updating cmake requirement, investigating travis failure


Former-commit-id: 9dbe2af87adbefb2fc39c90de0054435c0e25b9f [formerly 2943874dbd93b72887900cae3484112bde457ad8]
Former-commit-id: b12aa591597e696e3d7cf1043fa439ca70297d25
dpwolfe/otucha,dpwolfe/otucha,dpwolfe/otucha