[v0.4.1.beta.2] fix: pagination errors

• hasNextPage didn't become false when using after and first together
• Fixed reverse Querying using last and before, in compliance to graphql relay spec
  • https://relay.dev/graphql/connections.htm#sec-Backward-pagination-arguments
  • https://relay.dev/graphql/connections.htm#sec-undefined.PageInfo
• handle @include , @skip directives when checking user queried fields