RecyclableArrayList.AddRange added. Smaller perf improvements.

Recyclable.Collections.Benchmarks/RecyclableCollectionsBenchmarks.List.cs

@@ -6,28 +6,28 @@ namespace Recyclable.Collections.Benchmarks
 	{
 		private readonly List<object> _testList;
 
-		[Benchmark(Baseline = true)]
+		//[Benchmark(Baseline = true)]
 		public void List_Create()
 		{
 			var list = new List<object>();
 			DoNothing(list);
 		}
 
-		[Benchmark]
+		//[Benchmark]
 		public void List_Create_0Capacity()
 		{
 			var list = new List<object>(0);
 			DoNothing(list);
 		}
 
-		[Benchmark]
+		//[Benchmark]
 		public void List_Create_WithCapacity()
 		{
 			var list = new List<object>(TestObjectCount);
 			DoNothing(list);
 		}
 
-		//[Benchmark]
+		[Benchmark]
 		public void List_Add()
 		{
 			var data = TestObjects;
@@ -39,7 +39,7 @@ namespace Recyclable.Collections.Benchmarks
 			}
 		}
 
-		//[Benchmark]
+		[Benchmark(Baseline = true)]
 		public void List_Add_WithCapacity()
 		{
 			var data = TestObjects;
@@ -51,6 +51,23 @@ namespace Recyclable.Collections.Benchmarks
 			}
 		}
 
+		[Benchmark]
+		public void List_AddRange()
+		{
+			var data = TestObjects;
+			var list = new List<object>();
+			list.AddRange(data);
+		}
+
+		[Benchmark]
+		public void List_AddRange_WithCapacity()
+		{
+			var data = TestObjects;
+			var dataCount = TestObjectCount;
+			var list = new List<object>(dataCount);
+			list.AddRange(data);
+		}
+
 		//[Benchmark]
 		public void List_GetItem()
 		{