CORD Subscriber Demo - Support for loading local data files.

Change-Id: I902197c26060eb791d8ac872890be4268f0dd64c
diff --git a/apps/demo/cord-gui/pom.xml b/apps/demo/cord-gui/pom.xml
index b6ba75c..fffb6d5 100644
--- a/apps/demo/cord-gui/pom.xml
+++ b/apps/demo/cord-gui/pom.xml
@@ -48,6 +48,12 @@
             <artifactId>jersey-servlet</artifactId>
             <version>1.19</version>
         </dependency>
+
+        <dependency>
+            <groupId>commons-io</groupId>
+            <artifactId>commons-io</artifactId>
+            <version>2.4</version>
+        </dependency>
     </dependencies>
 
 </project>