     
     
     /**
-    see https://en.wikipedia.org/wiki/Bank_card_number
-    This method will not do any validation - just a check for numbers from at least 1 character and return an assumption about what the card might be
+    See https://en.wikipedia.org/wiki/Bank_card_number
+    This method will not do any validation - just a check for numbers from at least 1 character and return an assumption about what the card might be.
     
-    - Parameter configurations: only return valid responses for the given configurations
+    - Parameter configurations: Only return valid responses for the given configurations
     
     - Returns: CardNetwork object
     */

    
    
    /**
    check if the string is representing a valid credit card number
    
    - Returns: true if the string is a valid credit card number
    */
    func isCardNumberValid() -> Bool {
        

    
    
    /**
    See https://en.wikipedia.org/wiki/Bank_card_number
    This method will not do any validation - just a check for numbers from at least 1 character and return an assumption about what the card might be.
    
    - Returns: CardNetwork object
    */
