graphicsutils: Collection of graphics utilities

:book: add a new piece of documentation :pencil: edit in the documentation :hammer: add a feature, new function function :gear: add a new argument to a function :wrench: method :shield: add or edit a tests :floppy_disk: add or edit data :wastebasket: delete :arrow_up: new version :bug: bug

:book: add @KevCaz and @ahasverus ORCID in DESCRIPTION. :book: add a LICENSE file. :book: add a Code of Conduct. :book: add a .github folder similar to https://github.com/ropensci/taxize :book: review and standardize documentation of arguments, i.e. always starts by a lower case letter, use \code{}, every time a value is mentioned and \link{} anytime a function is mentioned. :hammer: frameit() renamed frameIt() for the sack of naming consistency. :hammer: compassRose1() and compassRose2() respectively renamed compassRoseCardinal() and compassRose(). :hammer: layout2() renamed interactiveLayout() to better reflect what it does. :hammer: In pickColors() the color of the text giving the characteristics of the selected color depends on the current selection to improve readability. :hammer: biBoxplot() a new function to draw asymmetrical boxplots. :hammer: a new set of functions is introduced: contrastColors to easily contract colors :shield: test for darken family functions. :shield: test for contrastColors family functions. :shield: test for contrastColors family functions. :arrow_up: Switch to version 1.2-0. :book: edit NEWS.Rd.