d'oh, placed the join in the wrong spot

git-svn-id: http://google-refine.googlecode.com/svn/trunk@386 7d457c2a-affb-35e4-300a-418c747d4874

src/server/java/com/metaweb/gridworks/Gridworks.java

@@ -109,6 +109,8 @@ public class Gridworks {
         
         // hook up the signal handlers
         new ShutdownSignalHandler("TERM", server);
+        
+        server.join();
     }
 }
 
@@ -160,7 +162,6 @@ class GridworksServer extends Server {
         }
         
         this.start();
-        this.join();
     }
     
     @Override