Add persistence option to ECMap

Work towards ONOS-1337

Change-Id: I24e6a42e2f8856b363e79786829c51344797b81b
diff --git a/features/features.xml b/features/features.xml
index a345962..a132cf2 100644
--- a/features/features.xml
+++ b/features/features.xml
@@ -64,7 +64,7 @@
         <bundle>mvn:com.typesafe/config/1.2.1</bundle>
         <bundle>mvn:org.onosproject/onlab-thirdparty/@ONOS-VERSION</bundle>
 
-        <bundle>mvn:org.mapdb/mapdb/1.0.6</bundle>
+        <bundle>mvn:org.mapdb/mapdb/1.0.7</bundle>
     </feature>
 
     <feature name="onos-thirdparty-web" version="@FEATURE-VERSION"