Merge pull request #14 from siderakis/master

Add Rejoiner

Author: bbakerman

README.md

@@ -37,6 +37,8 @@
 
 * [graphql-emf](https://github.com/hallvard/graphql-emf): Support for EMF models and data
 
+* [Rejoiner](https://github.com/google/rejoiner): Provides a uniform GraphQL schema on top of gRPC microservices by generating GraphQL types from Protobuf.
+
 ## Execution Strategies
 
 * [graphql-rxjava](https://github.com/nfl/graphql-rxjava): An execution strategy that makes it easier to use rxjava's Observable