Add more info on installing in README.
Make English the default language. \nThis implied a relative path to stylesheet, now obtained thanks to .
Separate OCaml part from generation of web pages.
Correct a typo'.'
Move test_page into the templating structure.
Make main title of the page clickable (and redirect to home).
Put dependency diffiety.html of diffiety.ml[i] in the sub-Makefile.