It doesn't look very good for "native" apps to overscroll when scrolling. Would be nice to have a BrowserWindow option to disable overscroll

![untitled12](https://cloud.githubusercontent.com/assets/170270/15033357/fc36e32e-1293-11e6-8cdc-6c17b0f504dd.gif)
## 
- Electron version: 0.37.8
- Operating system: OS X 10.11.4

atom/common/options_switches.h
extern const char kMinHeight[];
extern const char kMaxWidth[];
extern const char kMaxHeight[];
extern const char kResizable[];
extern const char kMovable[];
extern const char kMinimizable[];
extern const char kMaximizable[];
extern const char kFullScreenable[];
extern const char kClosable[];
extern const char kFullscreen[];
extern const char kSkipTaskbar[];
extern const char kKiosk[];
extern const char kAlwaysOnTop[];
extern const char kAcceptFirstMouse[];
extern const char kUseContentSize[];
extern const char kTitleBarStyle[];
extern const char kAutoHideMenuBar[];
extern const char kEnableLargerThanScreen[];
extern const char kDarkTheme[];
extern const char kTransparent[];
extern const char kType[];
extern const char kDisableAutoHideCursor[];
extern const char kStandardWindow[];
extern const char kBackgroundColor[];
extern const char kHasShadow[];
extern const char kWebPreferences[];
extern const char kDirectWrite[];
extern const char kZoomFactor[];
extern const char kPreloadScript[];
extern const char kPreloadURL[];