UIMA-3995 Fix compiler warnings in 1.1.0

git-svn-id: https://svn.apache.org/repos/asf/uima/sandbox/uima-ducc/trunk@1621128 13f79535-47bb-0310-9956-ffa450edef68
UIMA-3995 Fix compiler warnings in 1.1.0

git-svn-id: https://svn.apache.org/repos/asf/uima/sandbox/uima-ducc/trunk@1621129 13f79535-47bb-0310-9956-ffa450edef68