DERBY-6768(List the enabled protocols in derby.log for network server configuration)

With this change, we will now print the enabled protocols list in the log file when the server starts up. A sample new line in the log will look as follows
 Wed Nov 12 21:32:21 PST 2014 : Apache Derby Network Server - 10.12.0.0 alpha - (1636020M) Enabled Protocols are SSLv3, TLSv1, TLSv1.1, TLSv1.2




git-svn-id: https://svn.apache.org/repos/asf/db/derby/code/trunk@1639804 13f79535-47bb-0310-9956-ffa450edef68