Update all Jest packages to 17.x#8327

Merged

gaearon merged 4 commits intofacebook:masterfrom

quantizor:jest-update

Nov 20, 2016

Commits on Nov 20, 2016

Update all Jest packages to 17.x, cache babel-jest transforms

Evan Jacobs
authored and
Evan Scott
committed
Remove the caching
Evan Scott
committed
Remove unnecessary package, fix fiber test runner
Evan Scott
committed
Regenerate yarn lockfile
Evan Scott
committed