ssl: switch to older APIs for initializing SSL
ssl: switch to older APIs for initializing SSL

This enables support for OpenSSL 1.0.0 as found on RHEL 6.4.

Change-Id: I08fd5c3f6f8d2c228f760604dcecd7f1439578fb
Reviewed-on: http://gerrit.cloudera.org:8080/4957
Reviewed-by: Dan Burkert <4ef91e292a55314d2653d35ff669a6bd939ce515@apache.org>
Tested-by: Kudu Jenkins

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