Fixed POM to include inverted index project

git-svn-id: https://hyracks.googlecode.com/svn/trunk/hyracks@208 123451ca-8445-de46-9d55-352943316053
diff --git a/pom.xml b/pom.xml
index e00ad87..73aff9c 100644
--- a/pom.xml
+++ b/pom.xml
@@ -61,6 +61,7 @@
     <module>hyracks-server</module>
     <module>hyracks-storage-common</module>
     <module>hyracks-storage-am-btree</module>
+    <module>hyracks-storage-am-invertedindex</module>
     <module>hyracks-examples</module>
   </modules>
 </project>