For those of you in the 2016 world, or getting ready the migration.. The Hawkeye team released the 2016 data collector last night .. This joins the existing 2013 connector and will in the future join O365 also.
For those of you who are trying to figure what I'm actually talking about.. Nintex Hawkeye is better explained here What's New From Nintex - Nintex Hawkeye! with further in depth detail here Getting Started with a Nintex Hawkeye Process Intelligence Lens ..
If you are using Hawkeye or currently evaluating it, be sure to upgrade your existing 2013 data collector as well. As there have been some enhancements and fixes release as well.
The Release notes can be found here Nintex Hawkeye - Release Notes