HUE-2438 [core] Disable SSLv3 for Poodle vulnerability

Also disable SSLv2.
https://pythonhosted.org/pyOpenSSL/api/ssl.html#OpenSSL.SSL.OP_NO_SSLv2

(cherry picked from commit 0060abf)
(cherry picked from commit 33cbeaedd5f059f4e48ffb608c96984aa9d7f90b)

Preparing for CDH5.2.1 release

Preparing for CDH5.1.4 release

Preparing for CDH5.0.5 release

Preparing for CDH5.2.0 release

Preparing for CDH5.1.3 release