Update uses of deprecated APIs.

Hudson APIs: tasks.Shell, model.Hudson, model.*LoadStatistics,
             slaves.ConnecationActivityMonitor, PluginManager
XStream APIs: util.CopyOnWriteList, util.Robust*Converter, model.Result,
              model.BuildAuthorizationToken, model.Fingerprint
Stapler APIs: diagnosis.HudsonHomeDiskUsageMonitor, os.solaris.ZFSInstaller
args4j APIs: model.Job, cli.GroovyCommand, cli.handlers.*


git-svn-id: https://hudson.dev.java.net/svn/hudson/trunk/hudson/main@23277 71c3de6d-444a-0410-be80-ed276b4c234a

core/src/main/java/hudson/PluginManager.java

@@ -364,7 +364,7 @@ public final class PluginManager extends AbstractModelObject {
                 UpdateCenter.Plugin p = Hudson.getInstance().getUpdateCenter().getPlugin(n);
                 if(p==null)
                     throw new Failure("No such plugin: "+n);
-                p.install();
+                p.deploy();
             }
         }
         rsp.sendRedirect("../updateCenter/");