Important changes in this release are:
- Added an experimental option to build RPM packages using Ansible
- Improved ipfix storage plugin to support file rotation
- Added man page for ipfix storage plugin
- Added man page for TCP input plugin
- Fixed ansible and docker build for debian stretch
- Add implementation of a new flow filter (called ffilter) as a git submodule
- Add new tools for a profile configuration and a filter expression checking
- Fixed reconfiguration in profilestat intermediate plugin
- Greatly improved performance of json storage plugin
- Added conditional kafka output support for json storage plugin (not in RPM package)
- New tools: ipfixcol-profiles-check and ipfixcol-filter-check
- Fixed reconfiguration call on signal reception
- Config files no longer replaced upon RPM update
- Removed unnecessary renumbering of IPFIX templates
- Many more documentation improvements and code bugfixes