[NTG-context] Include chapter number in figure numbering

Hi, how do I include the chapter number in the figure numbering? The following example used to produce (as of November 2011) “Figure 1.1”. A current beta yields merely “Figure 1”. \starttext \startchapter [title=Foo] \startplacefigure [title=Bar] \stopplacefigure \stopchapter \stoptext Marco