Graphene

Update graphql-relay dependency to fix incompatibility.

Changelog

* Fix malformed version on aniso8601 requirement (995) 431e93c

Documentation

* Revise documentation (969) 5cb7d91
* Expose livehtml autobuild in Makefile + Add API autodoc (971) da1359e

Full changelog: https://github.com/graphql-python/graphene/compare/v2.1.5...v2.1.6

Changelog
* Added `crunch` and `deduplicator` utitlities https://github.com/graphql-python/graphene/commit/fa5f5b0acbede77a27d2f6e24d651ac8d6ea8c74 https://github.com/graphql-python/graphene/commit/2e41db8d95daa3ab09c294118e20b7c38387e00a
* Permit subclassing arguments from Mutations https://github.com/graphql-python/graphene/commit/4346832f71564b63d6025c2c9ff88d1ffd241136
* Added precommit https://github.com/graphql-python/graphene/commit/ae7395f9da812a68f873f92cfaf8279896ce1d64
* Moved `Enum` library to `graphql-core`, use `graphql-core>=2.1` https://github.com/graphql-python/graphene/commit/d28dc68abca5597f44274e1dbd6d000ff3826084

Documentation
* Improved docs https://github.com/graphql-python/graphene/commit/9da46e8c998c14ec603fef2060af41530af5d45c
* Updated interface docs https://github.com/graphql-python/graphene/commit/9efdf4c46e26aa478ced7150d0f963d77c086ac7
* Improved Mutation Output docs https://github.com/graphql-python/graphene/commit/1b746e64609e4bc9d9baf880954415452b476812

Bugfix release to fix a couple of issues.
Thanks to the effort of contributors for this new release jlowin nxtman123 danpalmer dan98765 femesq 🎉

Changelog
* Don't overwrite fields on InputObject 752
* Incorrectly formatted error message 751
* Fix warning output 748

Docs and Internal
* Update contributing docs about using tox and sync tox pytest cmd with travis 744
* Add isort precommit hook & run on all files 743
* Add flake8 pre-commit hook and manually edit files to pass flake8 validation 746
* Add pyupgrade pre-commit hook and run on all files 736
* Update README Contributing section to encourage use of virtualenv 765
* Fix parameter order for Relay's Root-field 754
* Add python3.6 classifier to setup.py 763

A small bugfix release to fix a couple of issues.
Thanks to the effort of contributors for this new release nikordaris dan98765 femesq devArtoria 🎉

Changelog
* Fix `default_value` on `NonNull` fields (9408ba70d165284ff7ab5efd159a62e1d40a9a7f)
* Add pre-commit tool to repository, and run on all files (730)
* Added partial support to Dynamic type (725)

Docs
* Improve v2 migrations docs (732)
* Add Graphene-Mongo to integrations list (711)