Hi, all other methods do not work anymore. I tried all of these multiple times, give multiple errors (mainly with BPs):
Please @Epic help us.
Is there any preticilar reason why you want to rename the module? note that end user never gonna see module dll.
The method presented in the first link, still works.
https://forums.unrealengine.com/community/general-discussion/1770480-how-to-correctly-change-the-name-of-a-project.
I see You did not ever tried to import old/extraneous modules into multiple-moduled project, and work in that project with team of >1 
We don’t want to get bald man.
Try it though, its fun. NOT