This is the only thing that happens, I even took your setting Rubini & changed my Cameras.dat and both do the same:
Without WS Mod:

With WS Mod:

It is like it just zooms in closer, makes things larger, panning around all views are larger, seems like the aspect ratio is changing within the game, the image size is the same for both (1440x900), does the same for all resolutions.