Exclude solr from source tar

git-svn-id: https://svn.apache.org/repos/asf/manifoldcf/integration/solr-3.x/branches/release-1.2-branch@1571114 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/build.xml b/build.xml
index fecd0af..8ab38b1 100644
--- a/build.xml
+++ b/build.xml
@@ -101,6 +101,7 @@
         <zipfileset dir="." prefix="apache-manifoldcf-solr-3.x-plugin-${release-version}">
           <exclude name="/solr/"/>
           <exclude name="/dist/"/>
+          <exclude name="/download/"/>
           <exclude name="/apache-manifoldcf-solr-3.x-plugin-*"/>
         </zipfileset>
       </zip>
@@ -111,6 +112,7 @@
         <tarfileset dir="." prefix="apache-manifoldcf-solr-3.x-plugin-${release-version}">
           <exclude name="/solr/"/>
           <exclude name="/dist/"/>
+          <exclude name="/download/"/>
           <exclude name="/apache-manifoldcf-solr-3.x-plugin-*"/>
         </tarfileset>
       </tar>