Improve NFC history readers and prepare production build

Emoney Info/Classes/api/nfc/Emoney.swift

@@ -20,15 +20,15 @@ class Emoney {
    }
 
    func getCardNumber() -> String {
-       return self.cardNumber!
+       return self.cardNumber ?? ""
    }
 
    func getCardType() -> String {
-       return self.cardType!
+       return self.cardType ?? ""
    }
 
    func getRiwayatList() -> [RiwayatCard] {
-       return self.riwayatList!
+       return self.riwayatList ?? []
    }
 
    func isTampilRiwayat() -> Bool {
@@ -60,7 +60,7 @@ class Emoney {
    }
 
    func getCardLabel() -> String {
-       return self.cardLabel!
+       return self.cardLabel ?? ""
    }
         
 }