message: Once more, with braces
diff: @@ -128,7 +128,7 @@ class PasswordLogin extends React.Component {
  type="text"
  name="username" // make it a little easier for browser's remember-password
  onChange={this.onUsernameChanged}
  - placeholder=_t('username')
  + placeholder={_t('username')}
  value={this.state.username}
  autoFocus
  />;
  