Investigate using Backstroke to track changes to fork source

[chrisbolin]

tip from @marcelmokos:

Since this is a fork we can use https://backstroke.co/ to track changes in the source project.

(in #22)

[ryan-roemer]

We've also diverged from upstream with things like test locations etc. Will need to get a handle on how backstroke handles this.

Also, what the heck is this emoji on backstroke/server?

THAT'S NOT BACKSTROKE

[chrisbolin]

yeah, honestly i'd really just like something like greenkeeper.io, but fast-deep-equal isn't in dependencies (nothing is), and there are a lot of things in devDependencies which would just create noise. i'll look into this if there's a nice simple config