update pregelix pom to let it have a distribution zip after build
diff --git a/pregelix/pregelix-dist/src/main/resources/conf/topology-template.xml b/pregelix/pregelix-dist/src/main/resources/conf/topology-template.xml
new file mode 100644
index 0000000..4710706
--- /dev/null
+++ b/pregelix/pregelix-dist/src/main/resources/conf/topology-template.xml
@@ -0,0 +1,7 @@
+<cluster-topology>
+    <network-switch name="Global">
+        <network-switch name="local">
+            <terminal name="127.0.0.1"/>
+        </network-switch>
+    </network-switch>
+</cluster-topology>
\ No newline at end of file