For OS X and Linux, run the following command to update

curl -L git.io/cow | bash

For Windows, please download from http://dl.chenyufei.info/cow/

Note: configuration syntax is simplified, existing configuration will be upgraded automatically.

• New feature: two COW servers can be connected using encrypted connection, thus we have an encrypted HTTP proxy chain that can be used to bypass the firewall
• Allow client to use HTTP basic authentication
• Simplify configuration syntax
• Better reuse for HTTP parent connections
• Reduce direct/blocked delta
• Generate new PAC every minute