Use variable for installer-exclude directory

build.xml

@@ -1692,9 +1692,9 @@ javax.swing.event, javax.swing.border"/>
             manifest="${src}/net/java/sip/communicator/impl/gui/swing.ui.manifest.mf">
             <zipfileset dir="${dest}/net/java/sip/communicator/impl/gui"
                 prefix="net/java/sip/communicator/impl/gui"/>
-            <zipfileset src="lib/installer-exclude/swing-worker-1.2.jar" prefix=""/>
-            <zipfileset src="lib/installer-exclude/mac_widgets-0.9.5.jar" prefix=""/>
-            <zipfileset src="lib/installer-exclude/forms-1.2.1.jar" prefix=""/>
+            <zipfileset src="${lib.noinst}/swing-worker-1.2.jar" prefix=""/>
+            <zipfileset src="${lib.noinst}/mac_widgets-0.9.5.jar" prefix=""/>
+            <zipfileset src="${lib.noinst}/forms-1.2.1.jar" prefix=""/>
         </jar>
     </target>
 
@@ -2888,7 +2888,7 @@ javax.swing.event, javax.swing.border"/>
                 prefix="net/java/sip/communicator/plugin/desktoputil">
                 <exclude name="dns/**"/>
             </zipfileset>
-            <zipfileset src="lib/installer-exclude/laf-widget.jar" prefix=""/>
+            <zipfileset src="${lib.noinst}/laf-widget.jar" prefix=""/>
         </jar>
     </target>