* Prevent a null LogoutHandler from being set when RememberMeServices does not implement LogoutHandler * Fix test which invoked Mock from outside spock which failed * Add explicit test for adding null LogoutHandler to RememberMeConfigurer
* Prevent a null LogoutHandler from being set when RememberMeServices does not implement LogoutHandler * Fix test which invoked Mock from outside spock which failed * Add explicit test for adding null LogoutHandler to RememberMeConfigurer