SC2 Replay folders become a cluster fuck pretty quickly. I've written a fairly straight-forward, naive approach way of automating your replays to be placed directly into a folder with the date of the replay.
I wrote this in bash because I'd rather chop off my tongue than write a .bat or .exe. So you will need github bash installed on windows. You can download it here: https://gitforwindows.org/
Now go ahead and go to your replays folder and copy+paste the following into a .sh file. I call it cleanup.sh: