Drop SSlv3 retry and copied CustomSSLProtocolSocketFactory.java from SAL

The fix for CONF-24035 introduced a retry with SSLv3 if a connection fails. However, like workaround implemented in SAL-203 there is no need to retry with SSLv3 - instead enabling TLSv1.1 or higher will address the issue. The issue is actually caused by java not following the TLS rfc. When TLSv1....

Drop SSlv3 retry and copied CustomSSLProtocolSocketFactory.java from SAL

panel:bgColor=e7f4fa NOTE: This suggestion is for Confluence Cloud. Using Confluence Server? See the corresponding suggestion|http://jira.atlassian.com/browse/CONFSERVER-36250. panel The fix for CONF-24035 introduced a retry with SSLv3 if a connection fails. However, like workaround implemented i...