Bump MapDB version to final 1.x release version.

http://www.mapdb.org/changelog-archive/

Change-Id: I6d55f4090539b69dd24b1aa7cb822e0d1bd8873f
diff --git a/core/store/persistence/pom.xml b/core/store/persistence/pom.xml
index 864d800..67aff7e 100644
--- a/core/store/persistence/pom.xml
+++ b/core/store/persistence/pom.xml
@@ -44,7 +44,7 @@
         <dependency>
             <groupId>org.mapdb</groupId>
             <artifactId>mapdb</artifactId>
-            <version>1.0.8</version>
+            <version>1.0.9</version>
         </dependency>
     </dependencies>