Updated LatestAnnotation, CurrentSegmentInfobox, AnnotationController and AnnotationList widgets to use timerange to find the current segment when the corresponding option is used + CurrentSegmentInfobox now has an option for editing the current segment + LatestAnnotation now has a "Copy and edit" button that allows to use the text from the currently displayed annotation into the CreateAnnotation widget textarea

#!/bin/bash
for f in ../../doc/*.md
do
    python markdown2html.py $f
done