Improve docs, add icons
Some improvements to the docs.
View the rendered result here: https://gitlab.com/apurebase/arkenv/blob/52d517f29e6b4853ad4e88e4ce2619c2e5ba1fd5/README.md
Edited by Andreas Volkmann
Some improvements to the docs.
View the rendered result here: https://gitlab.com/apurebase/arkenv/blob/52d517f29e6b4853ad4e88e4ce2619c2e5ba1fd5/README.md