Adjust header test probabilities
Adjust header test probabilities

joeyAghion/force,artsy/force,dblock/force,joeyAghion/force,TribeMedia/force-public,cavvia/force-1,erikdstock/force,kanaabe/force,izakp/force,cavvia/force-1,eessex/force,izakp/force,joeyAghion/force,oxaudo/force,kanaabe/force,artsy/force,artsy/force,damassi/force,TribeMedia/force-public,yuki24/force,anandaroop/force,eessex/force,artsy/force-public,anandaroop/force,kanaabe/force,anandaroop/force,yuki24/force,oxaudo/force,izakp/force,erikdstock/force,yuki24/force,erikdstock/force,damassi/force,oxaudo/force,dblock/force,dblock/force,erikdstock/force,artsy/force,mzikherman/force,joeyAghion/force,eessex/force,kanaabe/force,oxaudo/force,mzikherman/force,xtina-starr/force,yuki24/force,xtina-starr/force,mzikherman/force,damassi/force,anandaroop/force,xtina-starr/force,izakp/force,eessex/force,cavvia/force-1,kanaabe/force,xtina-starr/force,mzikherman/force,cavvia/force-1,artsy/force-public,damassi/force