Core: Add new Free Look settings and config

Source/Core/Core/Config/FreeLookSettings.cpp

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+// Copyright 2020 Dolphin Emulator Project
+// Licensed under GPLv2+
+// Refer to the license.txt file included.
+
+#include "Core/Config/FreeLookSettings.h"
+#include "Core/FreeLookConfig.h"
+
+#include <string>
+
+#include "Common/Config/Config.h"
+
+namespace Config
+{
+// Configuration Information
+const Info<bool> FREE_LOOK_ENABLED{{System::FreeLook, "General", "Enabled"}, false};
+
+// FreeLook.Controller1
+const Info<FreeLook::ControlType> FL1_CONTROL_TYPE{{System::FreeLook, "Camera1", "ControlType"},
+                                                   FreeLook::ControlType::SixAxis};
+
+}  // namespace Config

Source/Core/Core/Config/FreeLookSettings.h

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+// Copyright 2020 Dolphin Emulator Project
+// Licensed under GPLv2+
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include "Common/Config/Config.h"
+
+namespace FreeLook
+{
+enum class ControlType : int;
+}
+
+namespace Config
+{
+// Configuration Information
+
+extern const Info<bool> FREE_LOOK_ENABLED;
+
+// FreeLook.Controller1
+extern const Info<FreeLook::ControlType> FL1_CONTROL_TYPE;
+
+}  // namespace Config