Fixed bug when opening existing project - javascript was referring to nonexistent project.html file, which was previously replaced by project.vt file.

git-svn-id: http://google-refine.googlecode.com/svn/trunk@969 7d457c2a-affb-35e4-300a-418c747d4874

main/webapp/modules/core/scripts/project.js

@@ -378,7 +378,7 @@ Gridworks.getPermanentLink = function() {
             facets: ui.browsingEngine.getFacetUIStates()
         }))
     ];
-    return "project.html?" + params.join("&");
+    return "project?" + params.join("&");
 };
 
 /*