[v] if suggesting code changes or improvements, open an issue first
[v] for all but trivial changes (e.g., typo fixes), add your name to DESCRIPTION
[v] for all but trivial changes (e.g., typo fixes), documentation your change in NEWS.md with a parenthetical reference to the issue number being addressed
[v] add code or new test files to /tests for any new functionality or bug fix
[v] make sure R CMD check runs without error before submitting the PR
Thanks or this and sorry for long delay in reviewing. Looks good to me. Can you rebase and resubmit (there are some merge conflicts)? If not, I'll try to get to it.
/tests
for any new functionality or bug fixR CMD check
runs without error before submitting the PRThis pull requests deals with #39 and #40 .