Wonder Woman TV Costume - YES.

So it looks like they changed the costume before actually shooting the pilot. These are photos of both Adrianne Palicki and her stuntwoman while filming the pilot:

Yes. Very yes.

The red bustier is still kinda shiny and silly, but it's not that bad. The pants aren't that stupid blue vinyl stuff, and the boots are actually red. So, essentially, it's the comic book costume with pants instead of briefs.
I am pleased. :D