update readme

Author: MWhyte

README.md

@@ -1,12 +1,12 @@
 # tutorials
 
-Example code for blog posts written over @ codenerve.com
+Example code for blog posts written over @ [codenerve.com](https://codenerve.com/index.html)
 
 ---
 
 
-### Java
+### Kotlin
 
-| Module | Blog Post | Readme |
+| Module |||
 |:-------|:----------|:-------|
-| spring-cloud-kotlin-zipkin | [link](https://codenerve.com) | [link](kotlin/spring-cloud-zipkin/readme.md) |
+| spring-cloud-zipkin | [post](https://codenerve.com/spring-cloud-zipkin/index.html) | [readme.md](kotlin/spring-cloud-zipkin/readme.md) |