js: use strict ... and fix the problems it points out "use strict" gives stricter checks, both statically and at runtime. The strictness tightens up the code and prevents some kinds of problems. The <script> tag addition might not be pretty, but has consistently been added with: sed -i 's,<script>$,&'"'"'use strict'"'"';,g' `hg loc '*.html'`

# requirements.txt file for use as "pip install -r requirements.txt" as a
# readthedocs compatible alternative to "pip install -e ." which is a working
# alternative to "setup.py develop" which doesn't work with Mercurial 3.7
.