Merge pull request #1933 from splitbrain/actionrefactor

inc/Action/Exception/FatalException.php

inc/Action/Exception/NoActionException.php

inc/Action/Export.php

inc/Action/Index.php

inc/Action/Locked.php

inc/Action/Login.php

inc/Action/Logout.php

inc/Action/Media.php

inc/Action/Plugin.php

inc/Action/Preview.php

inc/Action/Profile.php

inc/Action/ProfileDelete.php

inc/Action/Recent.php

inc/Action/Recover.php

inc/Action/Redirect.php

inc/Action/Register.php

inc/Action/Resendpwd.php

inc/Action/Revert.php

inc/Action/Revisions.php

inc/Action/Save.php