date-time and pandoc tests

• Ask for Pandoc > 2.0 as for new {rmarkdown}
• Use 'main' branch as default for the repository example
• Fix unit test for new 'rmarkdown' version
• Fix unit test for date-time check due to changing timezone

v0.1.5 Minor tests tricks

Fix tests and program CI

- Get time before and after job in tests
- Program CI to test for checks overnight

v0.1.4 - CRAN release

• Allow tests to start a day and finish the following one

v0.1.3 - Fix unit tests for Win devel

CI: detect win unstable

gitdown 0.1.2 - Turn Your Git Commit Messages Into A Bookdown

• Protect from older Pandoc versions

gitdown 0.1.1 - Turn Your Git Commit Messages Into A Bookdown

The goal of {gitdown} is to build a bookdown report of commit messages arranged according to a pattern. Book can be organized according to git tags, issues mentioned (e.g. #123) or any custom character chain included in your git commit messages (e.g. category_ for use like category_ui, category_doc, …).