- Added missing removeImprinted function.

src/main/java/forge/Card.java

@@ -644,6 +644,10 @@ public class Card extends GameEntity implements Comparable<Card> {
         this.imprintedCards.addAll(list);
     }
     
+    public final void removeImprinted(final Object o) {
+        this.imprintedCards.remove(o);
+    }
+
     /**
      * <p>
      * getImprinted.