Added handler that submits the search form upon view changes

If the user select a different view (e.g. "grid" or "list") then the form
gets submitted to that the new view is rendered automatically.

app/assets/javascripts/packages.js.coffee

@@ -3,6 +3,7 @@
 # You can use CoffeeScript in this file: http://coffeescript.org/
 
 jQuery ->
+  # Enable fancybox zoom for thumbnail images
   $("a.fancybox").fancybox({
     	openEffect	: 'elastic',
     	closeEffect	: 'elastic',
@@ -12,4 +13,8 @@ jQuery ->
     			type : 'inside'
     		}
     	}
-    })
+  })
+
+  # Submit the form if the user changes the view (grid or list)
+  $("input[name='display']").change ->
+    $(this).parents('form').submit()