Small cleanup. RecyclableCollectionsBenchmarks properties & fields moved to RecyclableCollectionsBenchmark.cs file.

Recyclable.Collections.Benchmarks/Program.cs

@@ -10,7 +10,7 @@ var benchmark = new RecyclableCollectionsBenchmarks();
 benchmark.Setup();
 //benchmark.RecyclableArrayList_AddRange_WithCapacity();
 //benchmark.RecyclableArrayList_Add_WithCapacity();
-benchmark.RecyclableList_Add();
+benchmark.RecyclableList_Add_WithCapacity();
 
 
 //BenchmarkRunner.Run<DelegateVsComparerBenchmark>();