             messageString = String(format: NSLocalizedString("<p>[Please insert your message here]</p><p><em>For support inquiries, please include the following information. These make it easier for me to help you. Thank you!</em><p><hr><p><strong>Support Information</strong></p></p>%@ Version %@ (%@)<br>%@ (%@)<br>iOS %@ (%@)</p><hr>", comment: "Prefilled Email message text"),self.appName!, self.appVersion!, self.appBuild!, device, deviceString!, iOSVersion, lang)
         }
         
-        let subject = String(format: "%@ %@", self.appName!, self.appVersion!)
+        let subject = "\(self.appName!) \(self.appVersion!)"
         
         let mailController = MFMailComposeViewController()
         mailController.mailComposeDelegate = self

        } else {
            theDict = self.acknowledgements[indexPath.row]
        }
        let viewController = RFAboutViewDetailViewController(infoDictionary: theDict)
        viewController.showsScrollIndicator = self.showsScrollIndicator
        viewController.backgroundColor = self.backgroundColor
        viewController.tintColor = self.tintColor

        copyrightInfo.numberOfLines = 0
        copyrightInfo.backgroundColor = .clearColor()
        copyrightInfo.textAlignment = .Center
        copyrightInfo.text = "Version \(self.appVersion!) (\(self.appBuild!))\n © \(self.pubYear!) \(self.copyrightHolderName!)"
        copyrightInfo.textColor = self.headerTextColor
        headerView.addSubview(copyrightInfo)
        copyrightInfo.sizeToFit()
