Remove org

This merge request removes the org-mode-files from the project.

Additionally,

• Add generated HTML documentation from org-files.
• Remove "scripts" from package.json to keep all commands in one place (Makefile)
• Extract tests from x.js into separate x.test.js file in the same folder.
• Install and apply formatting tool Prettier to all source files.
• New Makefile
• Point the entry file of the package to hotdrink.js in lib.