Revert "Ease pagination usage"

This reverts commit 24ceeea.

Author: jakublabno

examples/Pagination.cs

@@ -3,11 +3,29 @@
 var client = new ClientOAuth("token");
 var features = new Features(client);
 
-var list = features.Sendernames()
-    .List()
-    .ToIterator();
+var listSendernames = (uint collectionLimit, uint collectionOffset) =>
+{
+    var list = features.Sendernames().List();
+
+    list.Limit = collectionLimit;
+    list.Offset = collectionOffset;
+
+    return list.Execute();
+};
 
-foreach (var sendername in list)
+const uint limit = 25;
+uint offset = 0;
+bool hasMoreItems;
+
+do
 {
-    Console.WriteLine(sendername.Sender);
-}
+    var sendernames = listSendernames(limit, offset);
+
+    sendernames.Collection.ForEach(sendername =>
+    {
+        Console.WriteLine($"Sender: {sendername.Sender}");
+    });
+
+    hasMoreItems = sendernames.Size > limit + offset;
+    offset += limit;
+} while (hasMoreItems);

smsapi/Api/Action/CollectionIterator.cs

@@ -30,6 +30,10 @@ public DeserializationResult<T> Deserialize<T>(HttpResponseEntity responseEntity
             {
                 throw new HostException(e.Message, HostException.E_JSON_DECODE);
             }
+            finally
+            {
+                data?.Close();
+            }
 
             return response;
         }