Whitespace changes, to untabify Ant files.

No review (per Scottb), but svn diff -x -w shows no non-whitespace
differences.

Identical scripting used here and in gwt1.5, so the merge shouldn't be 
painful.  If it is, I'm sure it will find its way to me, which is fine and 
as it should be. ;-)

 --This line, and those below, will be ignored--

M    jni/linux/build.xml
M    jni/mac/build.xml
M    jni/windows/build.xml
M    jni/build.xml
M    tools/benchmark-viewer/build.xml
M    tools/api-checker/build.xml
M    tools/build.xml
M    distro-source/linux/build.xml
M    distro-source/mac/build.xml
M    distro-source/common.ant.xml
M    distro-source/windows/build.xml
M    distro-source/build.xml
M    samples/i18n/build.xml
M    samples/mail/build.xml
M    samples/dynatable/build.xml
M    samples/hello/build.xml
M    samples/common.ant.xml
M    samples/json/build.xml
M    samples/simplexml/build.xml
M    samples/showcase/build.xml
M    samples/simplerpc/build.xml
M    samples/build.xml
M    servlet/build.xml
M    doc/build.xml
M    platforms.ant.xml
M    common.ant.xml
M    build-tools/ant-gwt/build.xml
M    build-tools/doctool/build.xml
M    build-tools/customchecks/build.xml
M    build-tools/build.xml
M    dev/linux/build.xml
M    dev/mac/build.xml
M    dev/core/build.xml
M    dev/common.ant.xml
M    dev/windows/build.xml
M    dev/build.xml
M    user/build.xml
M    build.xml


git-svn-id: https://google-web-toolkit.googlecode.com/svn/trunk@3558 8db76d5a-ed1c-0410-87a9-c151d255dfc7
diff --git a/distro-source/common.ant.xml b/distro-source/common.ant.xml
index eed395f..a1c24cf 100755
--- a/distro-source/common.ant.xml
+++ b/distro-source/common.ant.xml
@@ -1,30 +1,30 @@
 <project name="dist-common">
-	<property name="gwt.root" location="../.." />
-	<property name="project.tail" value="distro-source/${dist.platform}" />
-	<import file="${gwt.root}/common.ant.xml" />
+  <property name="gwt.root" location="../.." />
+  <property name="project.tail" value="distro-source/${dist.platform}" />
+  <import file="${gwt.root}/common.ant.xml" />
 
-	<property name="project.distname" value="gwt-${dist.platform}-${gwt.version}" />
-	<property name="project.staging" location="${gwt.build.staging}/${project.distname}" />
+  <property name="project.distname" value="gwt-${dist.platform}-${gwt.version}" />
+  <property name="project.staging" location="${gwt.build.staging}/${project.distname}" />
 
-	<patternset id="chmod.executables">
-		<include name="*Creator" />
-		<include name="benchmarkViewer" />
-	</patternset>
+  <patternset id="chmod.executables">
+    <include name="*Creator" />
+    <include name="benchmarkViewer" />
+  </patternset>
 
-	<patternset id="chmod.not.executables">
-		<exclude name="*Creator" />
-		<exclude name="benchmarkViewer" />
-	</patternset>
+  <patternset id="chmod.not.executables">
+    <exclude name="*Creator" />
+    <exclude name="benchmarkViewer" />
+  </patternset>
 
-	<target name="filter" description="Filters distro files for versioning">
-		<gwt.revfilter todir="${project.build}" >
-			<fileset dir="../core/src" />
-		</gwt.revfilter>
-	</target>
+  <target name="filter" description="Filters distro files for versioning">
+    <gwt.revfilter todir="${project.build}" >
+      <fileset dir="../core/src" />
+    </gwt.revfilter>
+  </target>
 
-	<target name="clean" description="Cleans this project's intermediate and output files">
-		<delete dir="${project.build}" failonerror="false" />
-		<delete dir="${project.staging}" failonerror="false" />
-		<delete file="${project.dist}" failonerror="false" />
-	</target>
+  <target name="clean" description="Cleans this project's intermediate and output files">
+    <delete dir="${project.build}" failonerror="false" />
+    <delete dir="${project.staging}" failonerror="false" />
+    <delete file="${project.dist}" failonerror="false" />
+  </target>
 </project>