Release v1.1.5

• Introduced bitfields in ZCM types
• ZCM types support const strings
• Transport API now natively supports regex subscriptions
• Changed to julia version 1.6
• ZCM can now generate a traffic topology map for visualization
• Spy lite can now filter by channel prefix
• Spy lite supports real-time decoding of encoded types
• Spy lite displays traffic bandwidth
• Added bandwidth analyzer via indexer plugin
• ZCM bridge now has a watchdog timeout
• Logger can now run on multiple cores to increase decoding throughput
• Fixed stream synchronization in generic serial
• Can driver now has full linux support
• Added arduino support and examples
• ZMQ now operates on a round robin message dispatch ordering
• Eventlogs more reliably handle bad data
• CI runs on docker
• General stability fixes