+++++++++++++++++++
Features:
- Support vendor extensions on paths (:issue:`65`). Thanks :user:`lucascosta` for the PR.
- *Backwards-incompatible*: Remove support for old versions (<=0.15.0) of webargs.
Bug fixes:
- Fix error message when plugin does not have a ``setup()`` function.
- [apispec.ext.marshmallow] Fix bug in introspecting self-referencing marshmallow fields, i.e. ``fields.Nested('self')`` (:issue:`55`). Thanks :user:`whoiswes` for reporting.
- [apispec.ext.marshmallow] ``field2property`` no longer pops off ``location`` from a field's metadata (:issue:`67`).
Support:
- Lots of new docs, including a User Guide and improved extension docs.