RecyclableList.Enumerator performance improvements to match List<T>'s performance. Dirty state.

Recyclable.Collections.Benchmarks/Benchmarks/ForEach.cs

@@ -0,0 +1,45 @@
+namespace Recyclable.Collections.Benchmarks
+{
+	public partial class RecyclableCollectionsBenchmarks
+	{
+		public void Array_ForEach()
+		{
+			foreach (var item in TestObjects)
+			{
+				DoNothing(item);
+			}
+		}
+
+		public void List_ForEach()
+		{
+			foreach (var item in TestObjectsAsList)
+			{
+				DoNothing(item);
+			}
+		}
+
+		public void PooledList_ForEach()
+		{
+			foreach (var item in TestObjectsAsPooledList)
+			{
+				DoNothing(item);
+			}
+		}
+
+		public void RecyclableList_ForEach()
+		{
+			foreach (var item in TestObjectsAsRecyclableList)
+			{
+				DoNothing(item);
+			}
+		}
+
+		public void RecyclableLongList_ForEach()
+		{
+			foreach (var item in TestObjectsAsRecyclableLongList)
+			{
+				DoNothing(item);
+			}
+		}
+	}
+}