Pre-release 5.0.0, support SonarQube 10.x.x

[Topin2001]

Proposed changes

Update the plugin to support SQ10. It will be release only for the LTA, but this draft is a working base to rely on.
It can be used, but be aware of issues

Types of changes

• Bugfix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• Documentation Update (if none of the other choices apply)

Issues closed by changes

• Close Have an expiry for the Sonar Auth Tokens, when the plugin creates one for the user #367

Checklist

• I have read the CONTRIBUTING doc
• I agree with the CODE OF CONDUCT
• Lint and unit tests pass locally with my changes
• SonarCloud and Travis CI tests pass with my changes
• I have added tests that prove my fix is effective or that my feature works
• I have added necessary documentation (if appropriate)
• Any dependent changes have been merged and published in downstream modules

[sonarcloud]

Quality Gate failed

Failed conditions
75.0% Coverage on New Code (required ≥ 80%)

See analysis details on SonarCloud