Tools: add `pry-byebug` (#13)
Tools: add `pry-byebug` (#13)

`pry-byebug` adds debugger commands to `pry` so we can use things like
`next`, `skip`, `continue`, etc.

https://github.com/deivid-rodriguez/pry-byebug

This is not included by default, so in order to use this during
development, we need to add `require 'pry-byebug'` to the top of files.
mockdeep/junk_drawer,thread-pond/junk_drawer,mockdeep/junk_drawer,thread-pond/junk_drawer