Changed default to not use a log file When used, this is always created, even when there is no output.
Changed default to not use a log file
When used, this is always created, even when there is no output.


git-svn-id: 227c23bb629cf7bef445105b977924772e49ae4f@1109129 13f79535-47bb-0310-9956-ffa450edef68

danc86/jena-core,danc86/jena-core