1153742: Disable SSLv3 in tomcat

Only enable SSL protocols TLSv1.2, TLSv1.2, TLSv1
to mitigate the SSLv3 poodle attach (CVE-2014-3566)

TLSv1 has to stay enabled to support existing deployed
clients (python-rhsm, subscription-manager) that only
support TLSv1.