Used more readable form submit step

features/users/user_settings.feature

@@ -23,16 +23,16 @@ Feature: Update User Information
 @javascript
 Scenario: A user is able to change his mail address if the settings permit it
 Given I am admin
-And I go to the my account page
+And   I go to the my account page
 And   I fill in "user_mail" with "john@doe.com"
-And   I click on the first button matching "Save"
+And   I submit the form by the "Save" button
 Then  I should see "Account was successfully updated."
 
 @javascript
 Scenario: A user is able to change his name if the settings permit it
 Given I am admin
-And I go to the my account page
+And   I go to the my account page
 And   I fill in "user_firstname" with "Jon"
 And   I fill in "user_lastname" with "Doe"
-And   I click on the first button matching "Save"
+And   I submit the form by the "Save" button
 Then  I should see "Account was successfully updated."