Replicate 4x changes on 3x

• Introduce a .gitlab-ci.yml
• Fix issues with updated coding standards

assigned to @osman

added 1 commit

• 249253b0 - Update the versions for 3.x branch

Compare with previous version

added 2 commits

• eeb8b0e6 - 1 commit from branch 8.x-3.x
• 4437306c - Merge branch '8.x-3.x' into 'from-4x-to-3x'

Compare with previous version

started a merge train

merged