Fix some links, update docs

git-svn-id: https://svn.apache.org/repos/asf/maven/maven-1/plugins/trunk@371734 13f79535-47bb-0310-9956-ffa450edef68

checkstyle/project.xml

@@ -27,7 +27,7 @@
   <currentVersion>3.0-SNAPSHOT</currentVersion>
   <description/>
   <shortDescription>Produce Checkstyle report</shortDescription>
-  <url>http://maven.apache.org/maven-1.x/reference/plugins/checkstyle</url>
+  <url>http://maven.apache.org/maven-1.x/reference/plugins/checkstyle/</url>
   <issueTrackingUrl>http://jira.codehaus.org/browse/MPCHECKSTYLE</issueTrackingUrl>
   <siteDirectory>/www/maven.apache.org/maven-1.x/reference/plugins/checkstyle/</siteDirectory>
   <repository>

checkstyle/xdocs/index.xml

@@ -36,7 +36,7 @@
 
     <section name="Using the dashboard report">
       <p>
-        To use older versions of the the dashboard plugin report with the latest version of this one
+        To use older versions of the dashboard plugin (&lt; 1.9) report with later versions of this one (&gt; 2.5)
         you need to change these properties:
       </p>
       <source>

checkstyle/xdocs/migrating.xml

@@ -50,8 +50,7 @@
         file introduced by Checkstyle 3.x. The new configuration is described
         on the
         <a href="http://checkstyle.sourceforge.net/config.html">Checkstyle 
-        config page</a>. An example is provided 
-        <a href="http://checkstyle.sourceforge.net/sun_checks.xml">here</a>.
+        config page</a>.
         Once you have finished migrating your Checkstyle configuration, modify
         the <code>maven.checkstyle.properties</code> property point to the
         new XML file.

checkstyle/xdocs/navigation.xml

@@ -29,7 +29,7 @@
       <item name="Maven 1.x plugins Sandbox" href="http://maven.apache.org/maven-1.x/plugins-sandbox/index.html"/>
       <item name="Continuum" href="http://maven.apache.org/continuum/index.html"/>
       <item name="Maven 2.0" href="http://maven.apache.org/"/>
-      <item name="Checkstyle" href="http://checkstyle.sf.net/"/>
+      <item name="Checkstyle" href="http://checkstyle.sourceforge.net/"/>
     </links>
     <menu name="Overview">
       <item name="Goals" href="/goals.html"/>