bug 1490727: Update to stripe 2.8.0
bug 1490727: Update to stripe 2.8.0

* stripe 2.7.0 → 2.8.0: Add support for automatic retries

Elchi3/kuma,mozilla/kuma,mozilla/kuma,mozilla/kuma,SphinxKnight/kuma,escattone/kuma,Elchi3/kuma,jwhitlock/kuma,a2sheppy/kuma,SphinxKnight/kuma,SphinxKnight/kuma,jwhitlock/kuma,escattone/kuma,Elchi3/kuma,mozilla/kuma,a2sheppy/kuma,jwhitlock/kuma,Elchi3/kuma,jwhitlock/kuma,SphinxKnight/kuma,SphinxKnight/kuma,a2sheppy/kuma,a2sheppy/kuma,Elchi3/kuma,escattone/kuma,jwhitlock/kuma,SphinxKnight/kuma,a2sheppy/kuma,mozilla/kuma