Niantic have just posted on their Pokémon GO Blog that Pokémon Go is in the process of being updated to the next version (Android 0.39.0 & iOS 1.9.0). They have also released patch notes as to what you can expect from the new version. this includes the ability to catch Pokémon using incense with the Pokémon GO Plus accessory, screenshots will also appear next to Pokémon that have been recently caught via their information screen and also minor bug fixes. You can see the blog post below or by clicking on the source link.
Source: Pokemon GO Live