Authentication key fix
Authentication key fix

blackberry/Adafruit_NFCShield_I2C,adafruit/Adafruit_NFCShield_I2C,blackberry/Adafruit_NFCShield_I2C,shangdawei/Adafruit_NFCShield_I2C,jlkalberer/PN532,tchangw/Adafruit_NFCShield_I2C,blackberry/Adafruit_NFCShield_I2C,tchangw/Adafruit_NFCShield_I2C,jlkalberer/PN532,adafruit/Adafruit_NFCShield_I2C