CELIX-122: Updated FindUUID to work on OSX.

git-svn-id: https://svn.apache.org/repos/asf/incubator/celix/trunk@1602069 13f79535-47bb-0310-9956-ffa450edef68
CELIX-119: Fixed memory leaks

git-svn-id: https://svn.apache.org/repos/asf/incubator/celix/trunk@1602070 13f79535-47bb-0310-9956-ffa450edef68