Resubmit to CRAN

Update README.Rmd

Merge branch 'main' of https://github.com/ARUtools/ARUtools

Update artifacts GH actions

Update snapshots test-8

Merge pull request #43 from ARUtools/dev-dh

v0.7.0 of ARUtools for submission to CRAN. Passing all checks and have reviewed code on GH.

Responding to CRAN comments.

Merge pull request #33 from ARUtools/dh-dev

Code coverage and addressing notes.

Merge pull request #10 from ARUtools/steffi-dev2

Second round of edits

Merge pull request #1 from dhope/steffi-dev

Steffi dev