message: update cc placeholders
diff: @@ -78,6 +78,9 @@ export class CreditCardForm extends Component<CreditCardFormProps, CreditCardFor
  ref={this.paymentInfo}
  style={styles.field}
  onParamsChange={this.handleFieldParamsChange}
  + numberPlaceholder="Card number"
  + expirationPlaceholder="MM/YY"
  + cvcPlaceholde="CVC"
  />
  </Flex>
  </View>
  