Fix for libx compression.

See http://www.yacy-forum.de/viewtopic.php?p=4922#4922

git-svn-id: https://svn.berlios.de/svnroot/repos/yacy/trunk@383 6c8d7289-2bf4-0310-a012-ef5d649a1542

build.xml

@@ -127,7 +127,10 @@
                     replace="releaseNr=\1"/>
             </tokenfilter>
          </filterchain>   
-    </loadproperties>               
+    </loadproperties> 
+	<condition property="singleExtFile">
+		<equals arg1="${extensionTarget}" arg2="copy"/>
+	</condition>	
 </target>
    
 <!-- initializing all needed variables -->