fix links, fix hot reload

cellfs.cm

@@ -279,12 +279,12 @@ function mount_package(name) {
   }
   
   var shop = use('shop')
-  var dir = shop.get_module_dir(name)
-  
+  var dir = shop.get_package_dir(name)
+
   if (!dir) {
     throw new Error("Package not found: " + name)
   }
-  
+
   mount(dir, name)
 }