fix #601 - update python to latest 2p7p8
Update python_external.cmake

commenting out patch step
Merge pull request #1 from doutriaux1/patch-1

LGTM - Update python_external.cmake
commented out actual patch step in CMake, not just string
Merge branch 'master' into issue601_durack1_python278
removed commented out lines
Merge pull request #901 from UV-CDAT/issue601_durack1_python278

Issue601 durack1 python278

ok seems good to go approving.
added begining of a test
Merge branch 'master' into issue_898_vertical_flipped_monotonic_decreasing
Added test to test suite