Starting to include kafka-integration app as part of Buck build.

- refactored to follow the api & app structure
- added buck files
- builds and loads
- cleaned-up and fixed number of pom files to function as expected
      (meaning "mvn clean install" actually works)

Change-Id: Ib896269c4986f6ee5cd6bae7cf508f71b64f59f9
diff --git a/apps/kafka-integration/api/src/main/java/org/onosproject/kafkaintegration/api/KafkaEventStorageService.java b/apps/kafka-integration/api/src/main/java/org/onosproject/kafkaintegration/api/KafkaEventStorageService.java
index 9f8880d..0631504 100644
--- a/apps/kafka-integration/api/src/main/java/org/onosproject/kafkaintegration/api/KafkaEventStorageService.java
+++ b/apps/kafka-integration/api/src/main/java/org/onosproject/kafkaintegration/api/KafkaEventStorageService.java
@@ -26,7 +26,7 @@
     /**
      * Inserts the Onos Event into Distributed Work Queue.
      *
-     * @param e the ONOS Event
+     * @param event the ONOS Event
      */
     void publishEvent(OnosEvent event);