Increase test threshold.

Change-Id: I8cf0064212af19930009e3a0206ddbd6570edc29
fixup! Fix selections in PlotMatrixView/ScatterPlotMatrixView.

Change-Id: Ic71d3916640ff4901c434dc9109b66c3c5956506
fixup! Make Histogram View work in client-server mode.

Change-Id: I060a3290cb7914187b8ae523e61e2d4038a7a471
Merge topic 'introduce_histogram_representation' into next

3565dab0 fixup! Make Histogram View work in client-server mode.
3b9675fc fixup! Fix selections in PlotMatrixView/ScatterPlotMatrixView.
6a36310a Increase test threshold.