citation-style-language/locales — pull request #36 by fbennett (2012-09-05 02:38:55+00:00)
Title: Use non-breaking hyphen U+2011 for page-range-delimiter in French locales

From a thread recovered by Rintze, it looks like I set up citeproc-js to use a hyphen for page range delimiters back in February. Reviewing the thread, it looks like U+2011 is the more correct value. Now that we've made the jump to CSL 1.0.1, here it is.