Now the PoiLogFactory will try to create a logger using the System property
named "org.apache.poi.util.POILogger".
If it fails, the NullLogger is used.
There is also a basic SystemOutLogger and the former CommonsLogger.
Haven't checked the code that much, but it compiles and POI works.
git-svn-id: https://svn.apache.org/repos/asf/jakarta/poi/trunk@352672 13f79535-47bb-0310-9956-ffa450edef68
Nicola Ken Barozzi