add cocoapods0(0.39.0) (#1906)

Casks/cocoapods0.rb

@@ -0,0 +1,20 @@
+cask 'cocoapods0' do
+  version '0.39.0'
+  sha256 '51c5d0117272a9b3c30c15dd0a9776574a23c5d810ec0c4b298b0ce4c483f27f'
+
+  # github.com/CocoaPods/CocoaPods was verified as official when first introduced to the cask
+  url "https://github.com/CocoaPods/CocoaPods-app/releases/download/#{version}/CocoaPods.app-#{version}.tar.bz2"
+  name 'CocoaPods.app'
+  homepage 'https://cocoapods.org/'
+  license :mit
+
+  container type: :tar
+
+  app 'CocoaPods.app'
+  binary 'CocoaPods.app/Contents/Helpers/pod'
+
+  postflight do
+    # Because Homebrew-Cask symlinks the binstub directly, stop the app from asking the user to install the binstub.
+    system 'defaults write org.cocoapods.CocoaPods CPDoNotRequestCLIToolInstallationAgain YES'
+  end
+end