Release the beta versions, compatible with 3.3 LTS, of graphql and query field type, so that integrators who need advanced location / siteaccess handling can use it.

https://github.com/ezsystems/ezplatform-graphql/tree/3.0
https://github.com/ezsystems/ezplatform-query-fieldtype/pull/53

Important

• agree on how this is supported (it should be supported and maintained on 3.3 version)
• it should be easy to install, given clear instructions, on 3.3