added formatting to the sample html
ignoring whitespace in the html formatting
you can enter any language text code to generate the tags in the xml and json according to your own conventions (or use ISO codes)
added sample interaction with the bash script (an interaction that created the sample data)
Update README.md
Adding instructions on how it can be adapted to new formats.
added a line to indicate you can just open the resulting .html in a browser and it will align the languages for you.
Merge pull request #2 from cesine/master

We added an interactive bash shell so the user can download any number of languages and any number of chapters from any book
Merge pull request #3 from louisa-bielig/master

Bringing in changes from louisa-bielig