fix: closing old log file.

This is necessary for Win to be able to rename the file afterward.

coordinator/Processor.py

@@ -211,6 +211,7 @@ def move_default_logfile_handler(dstPathName,srcPathName=log_path_default,FileHa
     # remove handler for source file
     logger.info('Stopping write to old file handler')
     logger.removeHandler(oldFileHandler)
+    oldFileHandler.close()
     logger.info('Successfully stopped write to old file handler')
 
     # delete old log file