Update podspec file

[moonvader]

It seems that your podspec file is setting version to be 1.0.1 while current version with Swift 4 support is 1.1

Can you update it?

[WingCH]

you can use this

pod 'DisplaySwitcher', :git => 'https://github.com/Yalantis/DisplaySwitcher.git', :tag => '1.2'