AMQP-CPP 4.3.14

• Avoid that multiple frames are sent by the channel-on-ready handler
• Prefer make_shared over calling std::shared_ptr constructor
• Improve Table copy assignment operator
• Fix: cannot call size() on a moved-from Field
• Check if the callback is null again after flush()
• Monitor earlier in case flush() calls reportError
• Print a better error message for openssl
• Replace shared_ptr by unique_ptr for Fields (#402)
• Remove unused ConsumedMessage class
• Fix SSL state bugs (#413)
• Add ON value for CMake build flags
• Fixed tiny typo in example