Revert "Temporarily disable pushing"
Revert "Temporarily disable pushing"

This reverts commit 3fe95b2e24171f0325e023e08d5472c3977e7b2b.

1337807/rubygems.org,rubygems/rubygems.org-backup,1337807/rubygems.org,rubygems/rubygems.org-backup,1337807/rubygems.org,square/rubygems.org,rubygems/rubygems.org-backup,square/rubygems.org,square/rubygems.org