introduce AGENTJAR_URL

+ minor fixes

core/src/main/java/hudson/slaves/CommandLauncher.java

@@ -115,6 +115,7 @@ public class CommandLauncher extends ComputerLauncher {
                     pb.environment().put("HUDSON_URL", rootUrl);    // for backward compatibility
                     pb.environment().put("JENKINS_URL", rootUrl);
                     pb.environment().put("SLAVEJAR_URL", rootUrl+"/jnlpJars/agent.jar");
+                    pb.environment().put("AGENTJAR_URL", rootUrl+"/jnlpJars/agent.jar");
                 }
             }
 

core/src/main/java/hudson/slaves/SlaveComputer.java

@@ -362,7 +362,7 @@ public class SlaveComputer extends Computer {
      * Creates a {@link Channel} from the given stream and sets that to this agent.
      *
      * @param in
-     *      Stream connected to the remote "agent.jar". It's the caller's responsibility to do
+     *      Stream connected to the remote agent. It's the caller's responsibility to do
      *      buffering on this stream, if that's necessary.
      * @param out
      *      Stream connected to the remote peer. It's the caller's responsibility to do
@@ -521,7 +521,7 @@ public class SlaveComputer extends Computer {
             channel.addListener(listener);
 
         String slaveVersion = channel.call(new SlaveVersion());
-        log.println("agent.jar version: " + slaveVersion);
+        log.println("Remoting version: " + slaveVersion);
 
         boolean _isUnix = channel.call(new DetectOS());
         log.println(_isUnix? hudson.model.Messages.Slave_UnixSlave():hudson.model.Messages.Slave_WindowsSlave());

core/src/main/resources/hudson/slaves/CommandLauncher/help-command_fr.html

@@ -19,8 +19,8 @@
   programme <tt>agent.jar</tt> sur la bonne machine esclave.
 
   <p>
-  Une copie du <tt>agent.jar</tt> est disponible dans le répertoire
-    <a href="${rootURL}/jnlpJars/agent.jar"><tt>WEB-INF/agent.jar</tt></a>.
+  Une copie du <tt>agent.jar</tt> peut être téléchargée
+    <a href="${rootURL}/jnlpJars/agent.jar"><tt>ici</tt></a>.
 
   <p>
   Pour un cas simple, cette commande pourrait être du type