[XNIO-229]: Adding support for more expressions in defining cipher suites

Now you can use the openSSL syntax to define which ciphers to use and also redefine the default cipher suite.
Jira: https://issues.jboss.org/browse/XNIO-229
It all depends on each list size, this was the 'logic' in jbossweb so I kept it similar in xnio.