Drill down in the graph view now works as expected

If a number of facet values have been combined into a single
bar in the chart and that bar is clicked then the new filter
includes all the values in that bar rather than just the
first.
Regnerated distribution files.
Improvement to ordering in graphview
Further improvement to selecting in graphview.
Regenerated distribution files.
Improvement to selection in graphview
Regenerated distribution files
Fixed scrolling with arrow keys in graph view.
Regenerated distribution files.