Tests/SecurityClientTest?.py: renamed test methods to be prefixed with 'test' so that they are
automatically called by default when the script is called with no args.
ndgSetup.sh: cosmetic changes
dist/NDG-Security-0.65.tar.gz: new distribution.
logs/ -> log/ renamed
setup.py: for new release 0.65
NDG/X509.py: fixed bugs - refs to wrong exception class names 'X509Error' and 'AttCertError?'
NDG/SecurityClient.py: AttAuthorityClient?.reqAuthorisation ref'd 'resp' instead of 'authResp'
NDG/Logging.py: fixed comment error
NDG/Session.py: fixed ref to SessionClient? - is now called SecurityClient?.