Merge pull request #185 from EricpolUkraine/development

Release v1.12.1 merge
Merge pull request #194 from Bohdan-Tereta/development

Reverted changes for VU  from pull request #192 since they aren't needed.
Merge pull request #195 from EricpolUkraine/test

Release v1.12.3 merge from 'test' to 'master'
Merge pull request #196 from EricpolUkraine/master

Release v1.12.3 merge from 'master' to 'development'
Fixed bugs from pull request #202
Merge remote-tracking branch 'upstream/development' into development