the two html files, index.html and index-full.html,
got merged so we only need the json file with the complete set of data.
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
When generating the chart specific data, remove elements which aren't
used to reuse the filesize which improves browser loading speed.
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>