InputCommon: move Setting classes out of ControlGroup

Source/Core/InputCommon/ControllerEmu/Setting/NumericSetting.cpp

@@ -0,0 +1,25 @@
+// Copyright 2017 Dolphin Emulator Project
+// Licensed under GPLv2+
+// Refer to the license.txt file included.
+
+#include "InputCommon/ControllerEmu/Setting/NumericSetting.h"
+
+namespace ControllerEmu
+{
+NumericSetting::NumericSetting(const std::string& setting_name, const ControlState default_value,
+                               const u32 low, const u32 high, const SettingType setting_type)
+    : m_type(setting_type), m_name(setting_name), m_default_value(default_value), m_low(low),
+      m_high(high)
+{
+}
+
+ControlState NumericSetting::GetValue() const
+{
+  return m_value;
+}
+void NumericSetting::SetValue(ControlState value)
+{
+  m_value = value;
+}
+
+}  // namespace ControllerEmu