modifiers implied by context

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/compress/trunk@1635933 13f79535-47bb-0310-9956-ffa450edef68
override PMD version used by PMD plugin

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/compress/trunk@1635934 13f79535-47bb-0310-9956-ffa450edef68