Add ColorTester

Add comment on url stanza

Casks/colortester.rb

@@ -0,0 +1,18 @@
+cask :v1 => 'colortester' do
+  version :latest
+  sha256 :no_check
+
+  # alfasado.co.jp is the official download host per the vendor homepage
+  url 'http://www.alfasado.co.jp/download/ColorTester_Mac.zip'
+  name 'ColorTester'
+  homepage 'http://alfasado.net/apps/colortester.html'
+  license :gratis
+
+  app 'ColorTester/ColorTester.app'
+
+  zap :delete => [
+                  '~/Library/Preferences/com.alfasado.colortester',
+                  '~/Library/Preferences/com.alfasado.colortester.plist',
+                  '~/Library/Application Support/com.apple.sharedfilelist/com.apple.LSSharedFileList.ApplicationRecentDocuments/com.alfasado.colortester.sfl',
+                 ]
+end