upgrade org.json4s to 3.2.11 version

Author: liningalex

pom.xml

@@ -619,7 +619,7 @@
       <dependency>
         <groupId>org.json4s</groupId>
         <artifactId>json4s-jackson_${scala.binary.version}</artifactId>
-        <version>3.2.10</version>
+        <version>3.2.11</version>
       </dependency>
       <dependency>
         <groupId>com.sun.jersey</groupId>