Other changes have been made to the CSS files; if you use them just as they come, all you need to do is install the new ones over your old ones. But if you have modified your copies, then you may prefer to implement the following changes individually:
These changes replace the original red “Loading” message at the upper left of the grid with a new cleaner message and animated icon in the middle of the grid. To make this work, copy the loading.gif from image directory of the new version to the appropriate place. This appears, of course, only when you have loadui:”block” in the grid configuration.