Touch area insets for UIView.

The code below expands button's touch area for 20px.

let button = UIButton()
button.touchAreaInsets = UIEdgesInsets(top: 20, left: 20, bottom: 20, right: 20)

pod 'TouchAreaInsets'

.package(url: "https://github.com/lookpin/FlexLayout.git")

TouchAreaInsets is under MIT license. See the LICENSE file for more info.