Add spring-boot-starter-json to classpath as jackson is needed by fabric8. Fixes #642

spring-cloud-kubernetes-core/pom.xml

@@ -58,6 +58,10 @@
 			<groupId>org.springframework.boot</groupId>
 			<artifactId>spring-boot-autoconfigure</artifactId>
 		</dependency>
+		<dependency>
+			<groupId>org.springframework.boot</groupId>
+			<artifactId>spring-boot-starter-json</artifactId>
+		</dependency>
 
 		<dependency>
 			<groupId>org.springframework.cloud</groupId>