integrated pull request #13 by @NK29 to eliminate deprecated API usag…

…e in family API labs

integrated pull request #11 by @NK29 to fix some deprecated api usage…

… warnings; 32 remain

updated API references in FamilyCs, FamilyVb, UiCs and UiVb to Revit …

…2022

removed unit related deprecated api calls

increment copyright year

make list explicitly element ids

updated Revit API assembly references from 2020 to 2021

Merge branch 'master' of github.com:ADN-DevTech/RevitTrainingMaterial

deleted:    .vs/slnx.sqlite

delete temporary visual studio file slnx.sqlite and .vs folder

recompiled but did not load or test in Revit