Increment version number to 1.40.0

Increment version number to 1.39.0

Increment version number to 1.38.0

Increment version number to 1.37.0

Increment version number to 1.36.1

update `cran-comments.md` with revdep cloud report

Increment version number to 1.35.0

Increment version number to 1.34.0

skip tests on CRAN

New note on Debian win-builder CRAN test machine:

```
* checking tests ... [8s/3s] NOTE
  Running ‘testthat.R’ [8s/3s]
Running R code in ‘testthat.R’ had CPU time 2.7 times elapsed time
```

Increment version number to 1.31