Fixes issue 'Too long title in header'

See also https://github.com/gwtproject/gwt-site/issues/113

Change-Id: I120b902ad82f9773453f65c7f41436e8084745e3
diff --git a/src/main/java/com/google/gwt/site/webapp/client/GWTProjectEntryPoint.java b/src/main/java/com/google/gwt/site/webapp/client/GWTProjectEntryPoint.java
index 73fcb4c..0cd9ab5 100644
--- a/src/main/java/com/google/gwt/site/webapp/client/GWTProjectEntryPoint.java
+++ b/src/main/java/com/google/gwt/site/webapp/client/GWTProjectEntryPoint.java
@@ -150,7 +150,7 @@
     liParents.add(selectedItem).not(selectedItem.parent()).addClass("active");
 
     // Change the page title for easy bookmarking
-    $("title").text("[GWT] " + subMenuItem.text());
+    $("title").text("[GWT] " + subMenuItem.children("a").text() + " - " + selectedItem.text());
 
     boolean homePage = isHomePage(path);
     boolean overviewPage = isOverviewPage(path);