improve: add "Close" button to OAuth dialog, rename "Done" button elsewhere (#4212)

* Rename "Done" button to "Close", and add "Close" button OAuth dialog
* move Close button to the right

src/core/components/auth/auths.jsx

@@ -81,7 +81,7 @@ export default class Auths extends React.Component {
               }).toArray()
             }
             <div className="auth-btn-wrapper">
-              <Button className="btn modal-btn auth btn-done" onClick={ this.close }>Done</Button>
+              <Button className="btn modal-btn auth btn-done" onClick={ this.close }>Close</Button>
               {
                 nonOauthDefinitions.size === authorizedAuth.size ? <Button className="btn modal-btn auth" onClick={ this.logoutClick }>Logout</Button>
               : <Button type="submit" className="btn modal-btn auth authorize">Authorize</Button>