Corrections in Weldings and Coatings
Merge pull request #311 from olga-jane/bugfixes

Corrections in Weldings and Coatings
common approach for lighting required controls
Merge pull request #313 from olga-jane/oobi_colors3

common approach for lighting required controls
quick simplification of command renew ui state
Merge pull request #317 from olga-jane/oobi_new

quick simplification of command renew ui state
Merge pull request #318 from olga-jane/master

Update Morozova