Plot3D reader never releases unselected arrays

1. Load comb.xyz from ParaView Data using the Plot3D reader.
2. Set Q File Name to comb.q, Apply Data information is as follows:
   
3. Check all Functions, Apply. Data information is as follows:
   
4. Uncheck all Functions, Apply. Data information remains unchanged! It should have removed unselected arrays.

mentioned in commit utkarsh.ayachit/vtk@f6e89c76

mentioned in merge request vtk/vtk!2875 (merged)

mentioned in commit utkarsh.ayachit/vtk@325e1197

mentioned in commit utkarsh.ayachit/vtk@998f7a95

assigned to @utkarsh.ayachit

added workflow:active-development label

changed milestone to %5.4 (ISC 2017)

changed milestone to %5.5 (Spring 2018)

changed title from Plot3D reader never release unselected arrays to Plot3D reader never releases unselected arrays

mentioned in merge request !1680 (merged)

added workflow:needs-verification and removed workflow:active-development labels

closed

Good example. Tested master, Linux, local server.

removed workflow:needs-verification label