Earlier today, Microsoft unleashed a new update for their Battery Saver app. At the time, there was no changelog posted, so instead we had to infer the changes, some of which were obvious.
Tonight, Microsoft has updated the changelog in the Store, and it is a whopper, with many details about the refreshed system app. Even more, the changelog refers to Windows Phone 8.1 build 14203. The current Windows Phone 8.1.1 build for the Preview for Developers program is 14192, meaning there is a good chance Windows Phone users are about to get another OS update very soon.
Full story from the WindowsCentral blog...