Update readme to describe the fork and add gradle task for Nosto internal publishing#8

anttip merged 3 commits intomasterNosto/graphql-java-annotations:masterfrom

feature/add-internal-publish-task-and-add-fork-info-to-readmeNosto/graphql-java-annotations:feature/add-internal-publish-task-and-add-fork-info-to-readmeCopy head branch name to clipboard