Since Version 6.0, we've been publishing template changes on Github.
Github provides formatted and easy to read visual diffs of the changes we make and makes it much easier to update your custom templates. Here's an example from the latest release.
But there's an even bigger advantage. Build your template leveraging the power of Git, and when it comes to upgrades, you can quickly, easily, and most of the time completely automatically merge in any changes. Read on to find out how.
Read more @ http://blog.whmcs.com/?t=112975