Remove cookie compression.

#79

@GrabYourPitchforks @blowdart @lodejard 

Using the social auth sample, here are my before and after sizes:
Before - After:
Facebook: 469 - 618
Google: 511 - 874
Google Access Token: 426 - 511
Twitter: 426 - 554
Github: 447 - 554
Github Access Token: 383 - 426

Certainly lager, but not as bad as I was expecting. Of course WsFed & ODIC are still going to be in trouble.