Merge topic '14350-opacity-interpolate-scalars' into pv-master

92f48c6 Test for generating opacity from vectors (multi-component scalars).
caf6bf1 Compute opacity corectly for vectors.
358a588 Remove VTK_USE_DISPLAY from CMakeLists, cxx and h.in files.
Merge topic 'pvweb-doc-update' into pv-master

eec7270 update JS doc comments
Merge topic 'pvweb-integrate-test-packages-alternate' into pv-master

16145df Integrated an object-oriented, phased testing approach for web tests.
9594464 Merge topic 'DelimitedTextReaderAcceptStringInput' into master
ade7751 ENH: DelimitedTextReader supports string input.
b911e88 Merge remote-tracking branch 'pvvtk/pv-master' into HEAD
af13e14 Merge topic 'no_names_heatmap' into master
270a6e4 handle tables with no row labels
b080d2d Merge topic 'vtkweb-launcher' into master
e472fc3 Fix resource management when process end
5d0f284 Merge topic 'java-export-libs' into master
e45038a Export the Java library targets.
Merge topic 'pvweb-session-manager-url-update' into pv-master

4e7d5bc add a / at the end of the session manager url
Merge topic 'update_vtk_master' into pv-master

c63f1aa Merge topic 'update-class-detection-regex' into master
8eeee59 Merge topic '14350-opacity-interpolate-scalars' into master
fd8e9f2 Merge topic 'remove_print_statement' into master
3696fc4 Add another baseline image for TestOpacityVectors and polish test.
d585ae6 Removing undesired debugging print statement.
d41ef0e Merge topic 'pvweb-doc-update' into master
cb4b9ea Merge topic '14350-opacity-interpolate-scalars' into master
7c2ccf4 Merge topic 'pvweb-session-manager-url-update' into master
144969c Merge topic 'vtkparse-warnings' into master
665da82 Fix accidental modification of preproc_uint_t definition.
4434962 Fix compile warnings in vtkParse.tab.c.
e8d8b34 Merge topic 'vtkweb-chart-widget' into master
3d93e0b Allow to keep or replace previous data
538e8b3 Merge topic 'yyhrsloc-set-but-not-used' into master
5d5de04 Merge topic 'vtkweb-chart-widget' into master
78311c2 Fix few css issue in another context
...
Merge remote-tracking branch 'pvvtk/pv-master' into HEAD

Change-Id: I749de3978c0e096be6a5c54f32a0d155b0f8672a