18.2.0
Prepare 18.2.0
Fix note in stubs (#440)
Fade to Black (#392)
Move package into src directory
Feature/recursive asdict (#395)
Link types docs from attr.ib's type argument docs
Implement attr.converters.default_if_none (#414)
Use an overload to get better type checking on default_if_none (#418)
Added support for keyword-only arguments on Python 3+ [rebase] (#411)
Add PEP484 stubs (#238)
Use `\\` instead of a single `\` in docstrings (#375)