Two new updateConfiguration methods have been added to LogManager: call updateConfiguration to update a configuration *after* the LogManager is initialized.
Reviewed-by: mchung
LogManager.readConfiguration will wrap the IllegalArgumentException thrown by Properties.load inside an IOException.
Reviewed-by: lancea, mchung, rriggs
Loggers which have been configured with a handler in the configuration file will be retained by the LogManager until reset() is called. A new configuration property is added to explicitely turn the fix off.
Reviewed-by: mchung
