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-server/src/main/assembly/binary-assembly.xml b/hyracks-fullstack/hyracks/hyracks-server/src/main/assembly/binary-assembly.xml
index f56121d..28f4f03 100644
--- a/hyracks-fullstack/hyracks/hyracks-server/src/main/assembly/binary-assembly.xml
+++ b/hyracks-fullstack/hyracks/hyracks-server/src/main/assembly/binary-assembly.xml
@@ -38,7 +38,7 @@
       <directory>docs</directory>
       <outputDirectory>docs</outputDirectory>
     </fileSet>
-     <fileSet>
+    <fileSet>
       <directory>target/classes/META-INF</directory>
       <outputDirectory>.</outputDirectory>
       <includes>
@@ -54,5 +54,5 @@
         <include>NOTICE*</include>
       </includes>
     </fileSet>
- </fileSets>
+  </fileSets>
 </assembly>