Render trailing good points in line/point plots

This fixes a bug in which the trailing good points in a
data set would be skipped.

Change-Id: Iab6727af9147f8024a8bd91a06aac3073b786449
Fix bounds calculation for vtkPlotPoints with bad points

This fixes an issue when calculating the bounds of good points
in the vtkPlotPoints class.

Change-Id: I8c715bdb0aadf2d9cf533c082ec6ffd5ed0bd64b
Merge topic '14098-skip-invalid-points-2' into master

3ed8ae68 Fix bounds calculation for vtkPlotPoints with bad points
5a5b3d22 Render trailing good points in line/point plots