1.4.0

• custom options can now be set for each individual request when processing multiple requests at once; see this issue for the initial request and see the documentation for the $urls argument in the documentation for the get() method (or any other method where multiple URLs can be specified)
• removed from source code comments and documentation all references to the deprecated create_function function
• improved documentation for the ssl() method and how to easily get a CA certificates bundle to enable communication over HTTPS
• all examples were updated and were made functional again