Fixed MPDASHBOARD-14. there was a problem with the images not being copied to the project's docs directory. Thanks to Michael Gaffney for this.

git-svn-id: https://svn.apache.org/repos/asf/maven/maven-1/plugins/trunk@116124 13f79535-47bb-0310-9956-ffa450edef68

dashboard/plugin.jelly

@@ -141,6 +141,9 @@
         outputMode="xml"
         prettyPrint="true"/>
 
+    <mkdir dir="${maven.docs.dest}/images"/>
+    <copy todir="${maven.docs.dest}/images" file="${plugin.resources}/images/trans.gif"/>
+
   </goal>
 
   <!--

dashboard/plugin.properties

@@ -68,7 +68,7 @@ maven.dashboard.report.bar.left = green
 maven.dashboard.report.bar.right = red
 
 # Image to set cells with (should be transparent)
-maven.dashboard.report.bar.image = ${plugin.resources}/images/trans.gif
+maven.dashboard.report.bar.image = images/trans.gif
 maven.dashboard.report.bar.height = 10
 maven.dashboard.report.bar.border = 0
 maven.dashboard.report.bar.displayLabel = true