v2.2.0 The protobuf producer refactor and move to slog. This version contains various fixes and improves mapping of encapsulated data. fixes: * mpls labels in NetFlow (#345) * udp receiver not passing errors (#323) features: * add reload option for systemd service (#340) * add more protocols to renderer (#341) * refactor encapsulation and configuration (#342) * use slog instead of logrus (#199) The protobuf producer refactor allows more flexibility in terms of parsing of encapsulated protocols. For instance SRv6, IPIP, MPLS, GRE, etc. It also improves configuration handling for a better use as a library.