Release summary

This is a minor release (v1.13.0) that add new functions and minor improvements. See News.md for more information.

Test environments

GitHub Actions (ubuntu-16.04): devel, release, oldrel, 3.5, 3.4, 3.3
GitHub Actions (windows): release, oldrel
GitHub Actions (macOS): release
win-builder: devel

R CMD check results (run with --run-donttest --as-cran)

0 errors | 0 warnings | 2 notes

checking CRAN incoming feasibility ... Note_to_CRAN_maintainers Maintainer: 'Tiago Olivoto tiagoolivoto@gmail.com'
- I think the following note doesn't matter.
checking top-level files ... NOTE Files 'README.md' or 'NEWS.md' cannot be checked without 'pandoc' being installed.
- I can put these in .Rbuildignore but CRAN supports NEWS.md now.