update_logger: Update logger.
In jakobbossek/evoprob: Evolutionary Algorithm to Produce Diverse Problems

Store stuff in logger object.

1	update_logger(log, log.stuff = list(), ...)

`log`	[`enviroment`] Logger initialized with `init_logger`.
`log.stuff`	[`list`] Named list of objects. The subset specified by argument names of parameter `what` of `init_logger` will be stored.
`...`	[any] Variable argument list as another possibility to pass objects. These arguments are merged with `log.stuff`. Note that the dot-args have precdence, i.e., objects in `log.stuff` are owerwritten by objects named equally in the dot-args list.