-fix bug that was causing some config settings not be empty - ie:  if return TlsServerPrivateKeyFilename is
 left blank then it is supposed to look for the key in the file specified by TlsServerCertificateFilename

git-svn-id: https://svn.resiprocate.org/rep/resiprocate/main@10919 ddefafc4-47db-0310-ae44-fa13212b10f2
-enabled UAS PRACK in dum/test/basicClient program

git-svn-id: https://svn.resiprocate.org/rep/resiprocate/main@10920 ddefafc4-47db-0310-ae44-fa13212b10f2
-code style changes only

git-svn-id: https://svn.resiprocate.org/rep/resiprocate/main@10921 ddefafc4-47db-0310-ae44-fa13212b10f2