Google Play Store version 8.4 began rolling out yesterday, bringing with it only a few minor tweaks. Among these were some UI changes and a revamped Editor’s Choice section. However, some code buried within the latest version has hinted at some larger changes to come in the future, as highlighted by Android Police . It looks like Google is gearing up to support audiobooks for the first time on the Play Store. These are said to become available alongside the regular Play Store eBooks and are expected to include both free and paid audiobooks. It’s a move that could strengthen the Play Store’s position as an alternative to Amazon’s Kindle Store, which has included audiobooks for years. Meanwhile, it looks like Google Play may soon support dedicated notifications direct from app developers. These are likely to appear on the action bar when you enter the Play Store (not clogging up the already too busy notification tray), along with a counter showing the number of un...