Rename sample package to dat-sample

Author: Mike Hearn

README.md

@@ -182,14 +182,13 @@ nodejs {
 }
 ```
 
-For unclear reasons GraalJS always passes a JavaScript object into a callback as Map<String, Any?>, but you can easily 
-convert it to an interface as seen above.
+Due to a GraalJS bug, it always passes a JavaScript object into a lambda as Map<String, Any?>, but you can easily 
+convert it to an interface as seen above. [Alternatively just make it a real public class](https://github.com/graalvm/graaljs/issues/120).
 
 # TODO
 
 - Gradle plugin?
 - Windows support when GraalVM has caught up.
-- Figure out lambda issue
 - Can node_modules directories be packaged as JARs?
 
 # License

sample/build.gradle.kts renamed to dat-sample/build.gradle.kts

@@ -8,5 +8,5 @@ pluginManagement {
     }
 }
 rootProject.name = 'nodejs-interop'
-include 'sample'
+include 'dat-sample'