v3.0.0b1

Second beta release of GraphQL-core 3, based on GraphQL.js v14.5.6.

GraphQL-core 3 is the successor to both GraphQL-core 2 and GraphQL-core-next.

In addition to incorporating the latest changes from GraphQL.js (see particularly the list of changes in GraphQL.js v14.5.5), this release also contains the following improvements and changes:

• Changes: format_error now returns locations as a list of dicts (#62)
• Bugs: Detect args passed to directive without args (#63)

Contributors to this release were:

@Cito, @Dodobibi, @ktosiek

Thanks to everybody who contributed by sending bug reports or pull requests. Please continue to report any problems you find in this beta release, so that these can be fixed in the final v3 release.