[Cmb-users] Breaking SMTK change

[David Thompson]

Hi all,

I've merged a change that renames some common SMTK classes (SMTK MR 488); CMB and related builds will be broken for a short while until [CMB MR 342]() (and some others) are tested and merged.

Class name changes:

smtk::io::ExportJSON => smtk::io::SaveJSON
smtk::io::ImportJSON => smtk::io::LoadJSON

Operator name changes:
export smtk model => save smtk model
import smtk model => load smtk model

	David

[CMB MR 342]: https://gitlab.kitware.com/cmb/cmb/merge_requests/342