Support elixir 0.13.1-dev
Use new comprehensions
Ensure we add project path to ebin, closes #123
Use Mix.Project.config
Convert records to structs
Merge pull request #124 from ericmj/structs

Convert records to structs
Skip impl_for and impl_for! for protocols
Moving from __info__(:docs) to Code.get_docs
Merge pull request #127 from jwarwick/v0.14

Moving from __info__(:docs) to Code.get_docs
Fix warnings
Do not output fields for records/structs
Tag structs instead of records
Honor `@moduledoc false`
Fix failing tests