Changes in version 0.2.0 (2018-01-16)                  

  - Nothing users should notice in functionality
  - Couple new tests based on feedback
  - Users might notice better speeds for some tasks
  - Check for changes in between CRAN releases:
    https://github.com/mitchest/optimus

                 Changes in version 0.1.0 (2017-03-24)                  

  - Added a NEWS.md file to track changes to the package.
  - This is the first release on CRAN - the package is now at the point
    where I am not making changes very frequently
  - This version now has a vignette, so that should be your first port
    of call
  - There has been no major functionality change since Sept 2016, just
    bug fixes and optimisations
  - Check for changes in between CRAN releases:
    https://github.com/mitchest/optimus