Merge pull request #143 from graphql-java/slf4j-removal

Remove logging documentation and update old blogs

Author: dondonz

blog/2018-10-10-spectrum-and-new-doc.md

@@ -3,6 +3,10 @@ title: Moving to spectrum and new documentation home
 authors: andi
 slug: spectrum-and-new-doc
 ---
+:::info
+Update: we now use GitHub Discussions on the [GitHub repository](https://github.com/graphql-java/graphql-java/discussions).
+:::
+
 We have two exciting changes to announce:
 
 # New support channel at spectrum

blog/2018-11-10-graphql-java-aims-to-be-used-directly.md

@@ -25,6 +25,10 @@ The core project doesn't deal with any form of HTTP or JSON specific things and
 dependencies at all. This will not change, but we recognize the need for having an easy way to get a
 full service up and running. This is why we are currently working on first class Spring (Boot) support.
 
+:::info
+Update: You can now use [Spring for GraphQL](https://docs.spring.io/spring-graphql/reference/), the official GraphQL integration. It's a collaboration between the Spring and GraphQL Java teams. See our [quick start tutorial](https://www.graphql-java.com/tutorials/getting-started-with-spring-boot/).
+:::
+
 This is not done yet, but it will provide an easy way to integrate GraphQL Java in a Spring (Boot) application
 without adding any abstraction on top of GraphQL Java. It will also be extended over time with more advanced features
 like Apollo Defer support.

documentation/execution.md

@@ -74,8 +74,6 @@ Here is the code for the standard behaviour.
 ```java
 public class SimpleDataFetcherExceptionHandler implements DataFetcherExceptionHandler {
 
-    private static final Logger logNotSafe = LogKit.getNotPrivacySafeLogger(SimpleDataFetcherExceptionHandler.class);
-
     static final SimpleDataFetcherExceptionHandler defaultImpl = new SimpleDataFetcherExceptionHandler();
 
     private DataFetcherExceptionHandlerResult handleExceptionImpl(DataFetcherExceptionHandlerParameters handlerParameters) {