Deprecate joda-time

- ref:
  http://blog.joda.org/2014/11/converting-from-joda-time-to-javatime.html

Change-Id: I1115e8053f601e78cb933ccbfa664ff8787d2da1
diff --git a/core/api/pom.xml b/core/api/pom.xml
index f4d65ca..290c345 100644
--- a/core/api/pom.xml
+++ b/core/api/pom.xml
@@ -34,6 +34,7 @@
         <dependency>
             <groupId>joda-time</groupId>
             <artifactId>joda-time</artifactId>
+            <version>2.9.3</version>
         </dependency>
         <dependency>
             <groupId>commons-configuration</groupId>