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-yarn/hyracks-yarn-common/pom.xml b/hyracks-fullstack/hyracks/hyracks-yarn/hyracks-yarn-common/pom.xml
index e0081cc..43b4cc0 100644
--- a/hyracks-fullstack/hyracks/hyracks-yarn/hyracks-yarn-common/pom.xml
+++ b/hyracks-fullstack/hyracks/hyracks-yarn/hyracks-yarn-common/pom.xml
@@ -27,24 +27,24 @@
   </parent>
 
   <properties>
-      <root.dir>${basedir}/../../..</root.dir>
+    <root.dir>${basedir}/../../..</root.dir>
   </properties>
 
   <dependencies>
-  <dependency>
-  	<groupId>org.apache.hadoop</groupId>
-  	<artifactId>hadoop-yarn-api</artifactId>
-  	<version>2.0.0-alpha</version>
-  </dependency>
-  <dependency>
-  	<groupId>org.apache.hadoop</groupId>
-  	<artifactId>hadoop-yarn-common</artifactId>
-  	<version>2.0.0-alpha</version>
-  </dependency>
-  <dependency>
-  	<groupId>org.apache.hadoop</groupId>
-  	<artifactId>hadoop-common</artifactId>
-  	<version>2.0.0-alpha</version>
-  </dependency>
+    <dependency>
+      <groupId>org.apache.hadoop</groupId>
+      <artifactId>hadoop-yarn-api</artifactId>
+      <version>2.0.0-alpha</version>
+    </dependency>
+    <dependency>
+      <groupId>org.apache.hadoop</groupId>
+      <artifactId>hadoop-yarn-common</artifactId>
+      <version>2.0.0-alpha</version>
+    </dependency>
+    <dependency>
+      <groupId>org.apache.hadoop</groupId>
+      <artifactId>hadoop-common</artifactId>
+      <version>2.0.0-alpha</version>
+    </dependency>
   </dependencies>
 </project>