v4.0-alpha.1

Added

• Add the @namespace directive as a replacement for the removed @group directive #768

Fixed

• Avoid growing the memory extensively when doing complex AST manipulation #768

Changed

• Bumped the requirement on webonyx/graphql-php to ^0.13.2 #768
• Rename directive interfaces dealing with types from Node* to Type* #768
• Change the signature of the AST manipulating directive interfaces: TypeManipulator, FieldManipulator and ArgManipulator #768
• Change the API of the DocumentAST class to enable a more performant implementation #768
• Enable the schema caching option lighthouse.cache.enable by default #768
• Lazily load types from the schema. Directives defined on parts of the schema that are not used within the current
  query are no longer run on every request #768

Removed

• Remove @group directive in favour of @middleware and @namespace #768