* lisp/net/shr.el (shr-tag-ol): Don't automatically assume
1-indexing for all ordered lists, use <ol> if given.
* etc/NEWS: Announce change in shr behavior.
* test/data/shr/ol.html:
* test/data/shr/ol.txt: New test data files.
* lisp/net/shr.el (shr--remove-blank-lines-at-the-end): Don't
remove too much white space -- leave it on the last line (in
case there's a background color).