v0.6.1

[ThierryO]

Type of Change

• New feature
• Bug fix

Checklist

• My code passes checklist::check_package() locally.
• My code adheres to the coding and style guidelines of the project.
• I have performed a self-review of my own code.
• I have commented my code, particularly in hard-to-understand areas.
• I have made corresponding changes to the documentation.
• My changes generate no new warnings