Fixed bug, added list.clone extension for the Deck questions, removed scope...

Fixed bug, added list.clone extension for the Deck questions, removed scope functions from solutions

src/main/kotlin/model/Cards.kt

@@ -40,10 +40,7 @@ open class Card(var isFaceUp: Boolean, var cardValue: CardValue) {
     private val stringRepresentation: String
         get() = if (isFaceUp) "$colorConsole${if(cardValue != CardValue.TEN) " " else ""}${cardValue}$symbol$COLOR_RESET" else " **"
 
-    /**
-     * Abstract property representing the color the card will be printed in the console (constants defined in top of screen)
-     * TODO: make this attribute overrideable
-     */
+
     open val colorConsole: String = "IMPLEMENT Card#ColorConsole"
 
     /**

src/main/kotlin/model/Deck.kt

 package model
 
+import clone
 import java.util.*
 import kotlin.math.min
 
@@ -84,7 +85,9 @@ open class Deck(val cards: MutableList<Card> = mutableListOf()) {
      * TODO: If expression
      */
     fun addSingleCardAndReturnNewDeck(card: Card) = if(pileCompatibilityCheck(card)) {
-        Deck(cards.apply { add(card) })
+        val newCards = cards.clone()
+        newCards.add(card)
+        Deck(newCards)
     }
     else {
         null