Initial strawman for the 1.8.1 release notes

POODLE is a transport level attack which requires instigating a fallback to SSLv3. Implementations of jclouds http driver (HttpCommandExecutorService) dictate TLS configuration. The default http driver inherits TLS configuration from (HttpsURLConnection)[http://docs.oracle.com/javase/7/docs/api/javax/net/ssl/HttpsURLConnection.html].