Merge pull request #224 from ssvsergeyev/develop

Fix for ZEN-13662
release: version 2.1.0 -> 2.1.2
Merge branch 'release/2.1.2' into develop
post release: 2.1.2 -> 2.1.3dev
Documentation update

Added sections regarding using WinCOmmand notification and
modeling/monitoring MSSQL Server instances.
Merge pull request #225 from ssirushchyshyn/develop

Documentation update
Document ZEN-13662