Ensure that releases are always clean.

git-svn-id: http://svn.igniterealtime.org/svn/repos/wildfire/trunk@3343 b35dd754-fafc-0310-a699-88a17e54d16e

build/build.xml

@@ -644,7 +644,7 @@
     </target>
 
     <!-- release =============================================================================== -->
-    <target name="release" depends="jar,javadoc" description="Creates a distribution">
+    <target name="release" depends="clean,jar,javadoc" description="Creates a distribution">
         <mkdir dir="${release.dest.dir}"/>
 
         <!-- Create a new prop for the final release dirs then create the dirs -->