VO22-WT Walkthrough of Qt Safe Renderer 1.2 Examples

Review of changes done to the QSR 1.2 examples.

The definition of done (DoD):

1) Document adheres to documentation guidelines in the Qt Safe Renderer 1.2 Safety Plan (https://intranet.qt.io/display/QTRD/Qt+Safe+Renderer+Safety+Plan+1.2)
    1a) location
    1b) naming
    1c) progress tracking
    1d) change control
    1e) review policy
    1f) requirements for documents
2) Document has been verified according to QSR 1.2 Verification Specification.
See document in Sharepoint: https://qtcompany.sharepoint.com/:w:/r/sites/QtQuality/_layouts/15/Doc.aspx?sourcedoc=%7B854D5752-AF13-4622-A835-0913E0FAA4A3%7D&file=Qt_Safe_Renderer_Verification_Specification.docx&action=default&mobileredirect=true
3) Document has been approved
    * approval acknowledged by approved in corresponding Jira task
    * approval information added to document by owner or approver