This should solve https://github.com/fastify/fastify/issues/491 cc @jsumners
Tests fail on all node versions. Will add commits to this PR to resolve it. Don't merge.
Will squash later
Closes https://github.com/Level/level/issues/69 New minor or patch?
Fixes broken travis badge
Fixes https://github.com/mcollina/fastify-secure-session/issues/1. @emilabyes can you review this? I hope it address your concerns! Thanks for the nitpicking, I was planning on sending it to you or @mafintosh for review!
A fastify instance can only be booted once.