Issue #3010766: Varbase 8.6.1: Update [CHANGELOG.md, UPDATE.md] files and filtered the code for Drupal 8 Coding Standard

Issue #2954551: Started a new branch for version: 8.x-5.x-dev and extra branch-alias with dev-8.x-5.x to 8.5.x-dev

Issue #2949970: Varbase 8.4.16: Updated the Varbase Scripts to generate new Vartheme Sub theme, or Vartheme Material sub theme.

Issue #2882198: Updated [CHANGELOG.md, UPDATE.md] files and filtered the code for Drupal 8 Coding Standard

Issue #2810289: Updated [Varbase 8.x-4.x] profile : Added the full VarbaseContext and had more working automated testing gherkin features