Graphene

- Added a simple example of graphene usage under `examples/` directory
- Fixed wrong ConnectionOrList field att mounting 43
- Refactored Relay Connections
- Removed LazyMap from utils

Changelog
- Added support for old behavior of get_node
- Improved ObjecTypes/Interface resolvers by wrapping root object when needed

Changelog
- Added subscription support 35
- Added schema `__str__` representation 32
- Added info parameter to `get_node` function 36
- Fixed relay connections mapping
- Improved testing

Changelog

Based on this issue 21, improved the following:
- Simplify Fields definition (rename `graphene.{type}Field` to `graphene.{type}`).
- Add Types dynamic instantiation into ObjectTypes, Interfaces (as field), or in Field kwargs (as Arguments)
- Add `.List` , `.NonNull` to Types
- Add Union Type
- Add Scalar Type (for having, for example a DateTime Scalar type)
- Improved tests and coverage
- Use [graphql-django-view](https://github.com/graphql-python/graphql-django-view) for the GraphQL Django view.

Changelog

Based on this issue 15, improved the following:
- Register types as schema access it.
- Simplify schema base types. Avoid `memoize` hacks
- Add field description based on resolver function `__doc__`
- Add python class `enums.Enum` mapping to a GraphQL Enum
- Map received arguments keys by resolvers to be snake_case (via `ProxySnakeDict`)
- Add Mutations
- Add Relay Mutations
- Improve containers: Generalize use of instance/types instantiation
- Improved testing coverage
- Refactored code