Index: applications/editors/josm/plugins/utilsplugin/build.xml
===================================================================
--- applications/editors/josm/plugins/utilsplugin/build.xml	(revision 18925)
+++ applications/editors/josm/plugins/utilsplugin/build.xml	(revision 18926)
@@ -1,2 +1,27 @@
+<!--
+** This is the buld file for the utilsplugin plugin
+**
+** Maintaining versions
+** ====================
+** see README.template
+**
+** Usage
+** =====
+** To build it run
+**
+**    > ant  dist
+**
+** To install the generated plugin locally (in your default plugin directory) run
+**
+**    > ant  install
+**
+** To build against the core in ../../core, create a correct manifest and deploy to
+** SVN, 
+**    set the properties commit.message and plugin.main.version
+** and run
+**    > ant  publish
+**
+**
+-->
 <project name="utilsplugin" default="dist" basedir=".">
     <property name="josm"                   location="../../core/dist/josm-custom.jar"/>
@@ -5,4 +30,10 @@
     <property name="plugin.jar"             value="${plugin.dist.dir}/${ant.project.name}.jar"/>
     <property name="ant.build.javac.target" value="1.5"/>
+	
+
+    <property name="commit.message" value="Updated to new referrer support in OsmPrimitive" />		
+    <property name="plugin.main.version" value="2565" />
+    	
+    	
     <target name="init">
         <mkdir dir="${plugin.build.dir}"/>
@@ -25,5 +56,5 @@
                 <attribute name="Plugin-Date" value="${version.entry.commit.date}"/>
                 <attribute name="Plugin-Description" value="Several utilities that make your life easier: e.g. simplify way, join areas, jump to position."/>
-                <attribute name="Plugin-Mainversion" value="2402"/>
+                <attribute name="Plugin-Mainversion" value="${plugin.main.version}"/>
                 <attribute name="Plugin-Version" value="${version.entry.commit.revision}"/>
             </manifest>
@@ -53,3 +84,80 @@
         <copy file="${plugin.jar}" todir="${josm.plugins.dir}"/>
     </target>
+	
+	<!--
+			 ************************** Publishing the plugin *********************************** 
+			-->
+				<!--
+				  ** extracts the JOSM release for the JOSM version in ../core and saves it in the 
+				  ** property ${coreversion.info.entry.revision}
+				  **
+				-->
+				<target name="core-info">
+			        <exec append="false" output="core.info.xml" executable="svn" failifexecutionfails="false">
+			                    <env key="LANG" value="C"/>
+			                    <arg value="info"/>
+			                    <arg value="--xml"/>
+			                    <arg value="../../core"/>
+			        </exec>
+			        <xmlproperty file="core.info.xml" prefix="coreversion" keepRoot="true" collapseAttributes="true"/>
+					<echo>Building against core revision ${coreversion.info.entry.revision}.</echo>			
+					<echo>Plugin-Mainversion is set to ${plugin.main.version}.</echo>
+					<delete file="core.info.xml" />
+				</target>
+
+				<!--
+				 ** commits the source tree for this plugin
+				-->
+				<target name="commit-current">
+					<echo>Commiting the plugin source with message '${commit.message}' ...</echo>
+				    <exec append="true" output="svn.log" executable="svn" failifexecutionfails="false">
+				                    <env key="LANG" value="C"/>
+				                    <arg value="commit"/>
+				                    <arg value="-m '${commit.message}'"/>
+				                    <arg value="."/>
+				    </exec>	    
+				</target>
+
+				<!--
+				** updates (svn up) the source tree for this plugin
+				-->
+				<target name="update-current">
+					<echo>Updating plugin source ...</echo>
+				    <exec append="true" output="svn.log" executable="svn" failifexecutionfails="false">
+				                    <env key="LANG" value="C"/>
+				                    <arg value="up"/>
+				                    <arg value="."/>
+				    </exec>	    
+					<echo>Updating ${plugin.jar} ...</echo>
+				    <exec append="true" output="svn.log" executable="svn" failifexecutionfails="false">
+				                    <env key="LANG" value="C"/>
+				                    <arg value="up"/>
+				                    <arg value="../dist/${plugin.jar}"/>
+				    </exec>	    
+				</target>
+				
+				<!--
+				 ** commits the plugin.jar 
+				 -->
+				<target name="commit-dist">
+						<echo>
+		***** Properties of published ${plugin.jar} *****
+		Commit message    : '${commit.message}'					
+		Plugin-Mainversion: ${plugin.main.version}
+		JOSM build version: ${coreversion.info.entry.revision}
+		Plugin-Version    : ${version.entry.commit.revision}
+		***** / Properties of published ${plugin.jar} *****					
+							
+		Now commiting ${plugin.jar} ...
+		</echo>					
+					    <exec append="true" output="svn.log" executable="svn" failifexecutionfails="false">
+					                    <env key="LANG" value="C"/>
+						    			<arg value="-m '${commit.message}'"/>
+					    				<arg value="commit"/>	                			
+		            			        <arg value="${plugin.jar}"/>
+					    </exec>	    
+			   	</target>
+						
+				<target name="publish" depends="core-info,commit-current,update-current,clean,dist,commit-dist">
+				</target>		
 </project>
Index: applications/editors/josm/plugins/utilsplugin/src/UtilsPlugin/SimplifyWayAction.java
===================================================================
--- applications/editors/josm/plugins/utilsplugin/src/UtilsPlugin/SimplifyWayAction.java	(revision 18925)
+++ applications/editors/josm/plugins/utilsplugin/src/UtilsPlugin/SimplifyWayAction.java	(revision 18926)
@@ -26,5 +26,4 @@
 import org.openstreetmap.josm.data.osm.OsmPrimitive;
 import org.openstreetmap.josm.data.osm.Way;
-import org.openstreetmap.josm.data.osm.visitor.CollectBackReferencesVisitor;
 import org.openstreetmap.josm.gui.layer.OsmDataLayer;
 import org.openstreetmap.josm.tools.Shortcut;
@@ -107,13 +106,15 @@
 
         int toI = wnew.getNodesCount() - 1;
+        List<OsmPrimitive> parents = new ArrayList<OsmPrimitive>();
         for (int i = wnew.getNodesCount() - 1; i >= 0; i--) {
-            CollectBackReferencesVisitor backRefsV = new CollectBackReferencesVisitor(Main.main.getCurrentDataSet(), false);
-            backRefsV.visit(wnew.getNode(i));
+            //CollectBackReferencesVisitor backRefsV = new CollectBackReferencesVisitor(Main.main.getCurrentDataSet(), false);
+            //backRefsV.visit(wnew.getNode(i));
+        	parents.addAll(w.getNode(i).getReferrers()); 
             boolean used = false;
-            if (backRefsV.getData().size() == 1) {
+            if (parents.size() == 1) {
                 used = Collections.frequency(w.getNodes(), wnew.getNode(i)) > 1;
             } else {
-                backRefsV.getData().remove(w);
-                used = !backRefsV.getData().isEmpty();
+                parents.remove(w);
+                used = !parents.isEmpty();
             }
             if (!used)