AuthMemCookie: Delete the session cookie when deleting the session.
AuthMemCookie: Delete the session cookie when deleting the session.

Update issue 219
Status: Fixed
This patch implements deletion of the AuthMemCookie session cookie when
logging out.
vivekrajenderan/simplesamlphp,tectronics/simplesamlphp,vivekrajenderan/simplesamlphp,tectronics/simplesamlphp,vivekrajenderan/simplesamlphp,vivekrajenderan/simplesamlphp,tectronics/simplesamlphp,vivekrajenderan/simplesamlphp,tectronics/simplesamlphp,tectronics/simplesamlphp