fix endless loop

Author: ajungg

core/src/main/java/io/snabble/sdk/ShoppingCart.java

@@ -401,6 +401,8 @@ public void generateNewUUID() {
         uuid = UUID.randomUUID().toString();
         notifyProductsUpdate(this);
     }
+
+    
 
     public String getUUID() {
         return uuid;

ui/src/main/java/io/snabble/sdk/ui/cart/PaymentSelectionHelper.java

@@ -387,11 +387,6 @@ public void select(PaymentSelectionHelper.Entry entry) {
     }
 
     private void setSelectedEntry(Entry entry) {
-        Entry currentEntry = selectedEntry.getValue();
-        if (currentEntry != null && entry != null && currentEntry.paymentMethod != entry.paymentMethod) {
-            cart.generateNewUUID();
-        }
-
         selectedEntry.postValue(entry);
     }