[RFF] Checkstyle plugin 4.17

[romani (Roman Ivanov)]

[NEW RELEASE] Checkstyle plugin 4.17

Short description of the version: Issue #189: update to checkstyle 8.17 Issue #157: add support for SQ 6.7+ Issue #175: add circleci badge to README Issue #175: wrap grep with test to pass pipefail of wercker Issue #175: mvn package instead of go-offline SQ versions compatibility: 6.7+ JDK: 1.8 Change log URL: https://github.com/checkstyle/sonar-checkstyle/releases/tag/4.17 Download URL:https://github.com/checkstyle/sonar-checkstyle/releases/download/4.17/checkstyle-sonar-plugin-4.17.ja…