RecyclableList.Clear functionality copied to .Dispose for better performance.

Recyclable.Collections/RecyclableList.cs

@@ -534,15 +534,23 @@ namespace Recyclable.Collections
 
 		public void Dispose()
 		{
-			if (_capacity > 0)
+			_version++;
+			if (_count != 0)
 			{
-				Clear();
-				if (_count is >= RecyclableDefaults.MinPooledArrayLength)
+				if (NeedsClearing)
 				{
+					Array.Clear(_memoryBlock, 0, _count);
+				}
+
+				_count = 0;
+			}
+
+			if (_capacity >= RecyclableDefaults.MinPooledArrayLength)
+			{
+				_capacity = 0;
 				// If anything, it has been already cleared by .Clear(), Remove() or RemoveAt() methods, as the list was modified / disposed.
 				_arrayPool.Return(_memoryBlock, false);
 			}
-			}
 
 			GC.SuppressFinalize(this);
 		}