Normalize XML Whitespace

Normalize whitespace in project XML files (e.g. pom.xml), to two-spaces
per indentation level.
Cleanup rewriter error messages for user-defined functions

Change-Id: Ic06e3ff4431508d878e0cc614fbf957887a3c682
Reviewed-on: https://asterix-gerrit.ics.uci.edu/836
Tested-by: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
Reviewed-by: abdullah alamoudi <bamousaa@gmail.com>
diff --git a/hyracks-fullstack/hyracks/hyracks-dist/src/main/resources/conf/topology-template.xml b/hyracks-fullstack/hyracks/hyracks-dist/src/main/resources/conf/topology-template.xml
index 07edd4e..69aaadb 100755
--- a/hyracks-fullstack/hyracks/hyracks-dist/src/main/resources/conf/topology-template.xml
+++ b/hyracks-fullstack/hyracks/hyracks-dist/src/main/resources/conf/topology-template.xml
@@ -18,9 +18,9 @@
  !-->
 
 <cluster-topology>
-    <network-switch name="Global">
-        <network-switch name="local">
-            <terminal name="127.0.0.1"/>
-        </network-switch>
+  <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