Remove unnecessary site-nav dropdown example. modified:   website/_includes/site-nav.html
Remove unnecessary site-nav dropdown example.
modified:   website/_includes/site-nav.html

google/compare-codecs,alvestrand/old-compare-codecs,ruil2/compare-codecs,google/compare-codecs,ruil2/compare-codecs,ruil2/compare-codecs,google/compare-codecs,alvestrand/old-compare-codecs,google/compare-codecs,alvestrand/old-compare-codecs,google/compare-codecs,alvestrand/old-compare-codecs,ruil2/compare-codecs,ruil2/compare-codecs