simple_harvest tries to log to nonexisting 'log' dir (instead of existing 'logs' dir)

When starting the simple_harvest script logging fails immediately because
all applications tries to log to nonexisting 'log' dir (instead of existing
'logs' dir):
Starting dk.netarkivet.archive.indexserver.IndexServer
Version: 3.1.10 status CODEFREEZE
Can't load log handler "java.util.logging.FileHandler"
java.io.IOException: Couldn't get lock for ./log/APPID%u.log
java.io.IOException: Couldn't get lock for ./log/APPID%u.log
at java.util.logging.FileHandler.openFiles(FileHandler.java:372)
at java.util.logging.FileHandler.<init>(FileHandler.java:208)
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at
sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)
at
sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)
at java.lang.reflect.Constructor.newInstance(Constructor.java:494)
at java.lang.Class.newInstance0(Class.java:350)
at java.lang.Class.newInstance(Class.java:303)
at java.util.logging.LogManager$7.run(LogManager.java:886)
at java.security.AccessController.doPrivileged(Native Method)
at
java.util.logging.LogManager.initializeGlobalHandlers(LogManager.java:878)
at java.util.logging.LogManager.access$900(LogManager.java:129)
at java.util.logging.LogManager$RootLogger.getHandlers(LogManager.java:985)
at java.util.logging.Logger.log(Logger.java:424)
at java.util.logging.Logger.doLog(Logger.java:450)
NOTE: This bug is originally from Bugzilla bug_id=1019.