Enable checkstyle check for newline at the end of
source files and fix the errors found.

Change-Id: If1c8eb2127d2f2394157750e6bae7b94169c6bc4
diff --git a/src/main/java/net/onrc/onos/core/datastore/IKVTableID.java b/src/main/java/net/onrc/onos/core/datastore/IKVTableID.java
index c736908..cee4b90 100644
--- a/src/main/java/net/onrc/onos/core/datastore/IKVTableID.java
+++ b/src/main/java/net/onrc/onos/core/datastore/IKVTableID.java
@@ -4,4 +4,4 @@
 
     public String getTableName();
 
-}
\ No newline at end of file
+}