v1.3.0-nordix

• TLS support
• Correction regarding chunked error responses
• All socket errors, including send and setopts errors, trigger reconnect
• Explicitly close socket before reconnect, preventing dangling ports
• Terminate reconnect loop when client terminates (fixes wooga#124)
• Try all addresses from inet:getaddrs/2 instead of just one when connecting
• Stray messages don't crash the connection process
• Improved tests and coverage
• CI builds using Github Actions
• Elvis code style and Dialyzer corrections