Move reflection call code to CmdLineUtils.
Remove logging setup from code that's going to call

git-svn-id: https://svn.apache.org/repos/asf/jena/trunk@1522950 13f79535-47bb-0310-9956-ffa450edef68
remove warning that explain logging is not enabled; can cause spurious WARN messages itself

git-svn-id: https://svn.apache.org/repos/asf/jena/trunk@1522953 13f79535-47bb-0310-9956-ffa450edef68