Updated CITATION file to the new format.
Various corrections in the documentation.
All functions are renamed using snake_case. For instance,
dlgDir() is now dlg_dir().
Reimplementation of man pages using Roxygen with more details and examples.
NEWS file in Markdown format now.
GitHub actions and {pkgdown} site building.
README.md file added.
in dlg_open() and dlg_save() if
filters = was not a matrix, but a vector, an error was
generated. Now, it is silently transformed into a 2-cols
matrix.
Removed {svDialogs} in Enhances field, because already in Depends.
Rework of Author and Authors@R fields in the DESCRIPTION file.
xxxx.tcltkWidgets() is now rewritten as
xxxx.tcltkGUI() to match convention used in {svDialogs}
(nativeGUI).
The message argument in dlgDir.tcltkGUI() is
replaced by title to match change made in {svDialogs} 0.9-48.
There are new dlgOpen.tcltkGUI() and
dlgSave.tcltkGUI() functions.