Varbase 8.4.26: Updated [CHANGELOG.md, UPDATE.md] files and filtered the code for Drupal 8 Coding Standard

Varbase 8.4.26 Release notes:

Highlighted important changes since Varbase 8.4.25:

• Issue #3007519: Updated [Drupal core] from 8.5.7 to 8.5.8
  It’s a follow up to the Drupal Core - Multiple Vulnerabilities - SA-CORE-2018-006

Added since Varbase 8.4.25:

• No added features.

Changed since Varbase 8.4.25:

• No changes over features.

Updates since Varbase 8.4.25:

• Issue #3007519: Updated [Drupal core] from 8.5.7 to 8.5.8
• Issue #3007525: Updated [Blazy] module from ^8.1.0-rc2 to ^8.1.0-rc3
• Issue #3007528: Updated [Bootstrap] theme from ^8.3.12 to ^8.3.13
• Issue #3007529: Updated [Config Filter] module from ^8.1.2 to ^8.1.3
• Issue #3007543: Updated [Entity Browser] module from ^8.1.5 to ^8.1.6
• Issue #3007550: Updated [Entity Reference Revisions] module from ^8.1.5 to ^8.1.6
• Issue #3007553: Updated [Features] module from ^8.3.7 to ^8.3.8
• Issue #3007556: Updated [Link Attributes widget] module from ^8.1.3 to ^8.1.5
• Issue #3007560: Updated [Paragraphs Features] module from ^8.1.2 to ^8.1.4
• Issue #3007561: Updated [pathauto] from ^8.1.2 to ^8.1.3
• Issue #3007567: Updated [Persistent Login] module from ^8.1.0 to ^8.1.1
• Issue #3007577: Updated [Redirect] module from ^8.1.2 to ^8.1.3
• Issue #3007580: Updated [Search API] module from 8.1.9 to 8.1.10
• Issue #3007583: Updated [Security Kit] module from ^8.1.0 to ^8.1.1
• Issue #3007585: Updated [Token] module from ^8.1.3 to ^8.1.5
• Issue #3007586: Updated [Webform] module from ^8.5.0-rc18 to ^8.5.0-rc22
• Issue #3007588: Updated [XML sitemap] module from ^8.1.0-alpha2 to ^8.1.0-alpha3

Fixes since Varbase 8.4.25:

• Issue #2999427 by JayBeeDutch, Mohammed J. Razem: Fixed typo in the text between the installation and the redirection.

Updating Varbase 8.4.25 to Varbase 8.4.26

The UPDATE.md file.
https://github.com/Vardot/varbase/blob/8.x-4.x/UPDATE.md

Updated Change log file:

https://github.com/Vardot/varbase/blob/8.x-4.x/CHANGELOG.md

Varbase Automated Functional Testing

https://github.com/Vardot/varbase/blob/8.x-4.x/tests/README.md

Varbase Gherkin features

https://github.com/Vardot/varbase/blob/8.x-4.x/tests/features/varbase/RE...