v3.1.12 protected

Andrey Veltischev

@andrey.veltischev

0fde5a79 · Merge branch 'andrey/format' into 'master' · Oct 20, 2020

Tagged release v3.1.12

14cebfc Format right model instance in exception
5975661 Add new test cases to PolyModelType
10a8160 Unskip some old tests
d38d83b Fix PolyModel export func according to base model