added new benchtest project to xcode workspace

BenchReactor.cpp

BenchReactor.h

CHAOSWorkspace.xcworkspace/contents.xcworkspacedata

example/BenchTest/Batch_Controller.cpp

example/BenchTest/Batch_Controller.h

example/BenchTest/Batch_Reactor.cpp

example/BenchTest/Batch_Reactor.h

example/BenchTest/BenchTest.xcodeproj/project.pbxproj

example/BenchTest/BenchTestCU.cpp

example/BenchTest/BenchTestCU.h

example/BenchTest/CMakeLists.txt

example/BenchTest/ReactorController.cpp

example/BenchTest/ReactorController.h

example/BenchTest/config.h

example/BenchTest/main_controller.cpp

example/BenchTest/main_reactor.cpp