Refactor remember me feature

test/login_logout/test/behave/features/login.feature

@@ -73,15 +73,14 @@ Scenario: Login without providing credentials
     And there is no element "input#password" on the page
     And the element "button#continue" is visible
     When I click on the element "button#continue"
-    Then I wait on element "input#password" for 1000ms to not exist
-    And I expect that element "input#username" does not exist
+    Then I wait on element "button#continue" for 1000ms to not exist
     And I expect that the path is "/callback"
     And I expect that element "body" contains the text "access_token"
 
-Scenario: Login with different user
+Scenario: Terminate single sign-on session
     Given the oauth client "logout" URL was opened
     And I pause for 1000ms
-    And the element "button#continue" is visible
+    And the element "button#logout" is visible
     When I click on the element "button#logout"
     Then I expect that the "error" in the json output is "Login cancelled"
     And I expect that the "error_description" in the json output is "Login was cancelled and user session was terminated"