Update to 8.8.1

Upgrade to 8.8.1 (#13)

Update to 8.7.0

Update to 8.7.0

Update to 8.6.0

Update to node-v8.6.0

Update to 8.4.0

Update to node-8.4.0

Upgrade to heroku-16 stack

8.3.0.1

Update to heroku-16 stack

Upgrade to heroku-16 stack

8.3.0-heroku-16

Update to heroku-16 stack

Upgrade to node-8.3.0

Update to 8.3.0 and small optimizations

Upgrade to node-8.1.3

Upgrade to 8.1.3

Update to 7.9.0

Upgrade to node-v7.9.0

Update to 7.8.0

Update to node 7.8.0