Updated common.ant.xml to copy pom.xml (if found) to  build/out
Added .place-holder to ensure war dir existence

Review at http://gwt-code-reviews.appspot.com/782801

Review by: rice@google.com

git-svn-id: https://google-web-toolkit.googlecode.com/svn/trunk@8602 8db76d5a-ed1c-0410-87a9-c151d255dfc7

samples/build.xml

diff --git a/samples/build.xml b/samples/build.xml
index 4929690..c7bc376 100644
--- a/samples/build.xml
+++ b/samples/build.xml
@@ -61,6 +61,12 @@
     </antcall>
   </target>
 
+  <target name="source" description="Copy source to the output folder">
+    <antcall target="-do">
+      <param name="target" value="source" />
+    </antcall>
+  </target>
+  
   <target name="test" description="Test GWT">
     <antcall target="-do">
       <param name="target" value="test" />

samples/common.ant.xml

diff --git a/samples/common.ant.xml b/samples/common.ant.xml
index d1b637e..cfd0a47 100755
--- a/samples/common.ant.xml
+++ b/samples/common.ant.xml
@@ -37,6 +37,12 @@
     <copy todir="${sample.build}/war">
       <fileset dir="war" excludes="WEB-INF/classes/**"/>
     </copy>
+    <if>
+      <available file="pom.xml"/>
+      <then>
+        <copy tofile="${sample.build}/pom.xml" file="pom.xml"/>
+      </then>
+    </if>
   </target>
 
   <target name="compile" description="Compile all java files">

samples/expenses/war/.place-holder

diff --git a/samples/expenses/war/.place-holder b/samples/expenses/war/.place-holder
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/samples/expenses/war/.place-holder