bc204c0b Issue #348: Require a Java 11 enabled Eclipse
db9f5e4e Issue #341: update to Checkstyle 10.1
c9b78710 Have more icons in checkstyle context menus
Please read the
Checkstyle release notes
for details on recent and potentially breaking changes in Checkstyle.
Checkstyle configuration files potentially
need to be adapted to this version.