Indoor Location SDK 2.0.0 for Android - updated scanning mechanism, background scanning, and support for Android 7.0 and 8.0 is live -> https://github.com/Estimote/Android-Indoor-SDK
You can directly download an example app here -> https://github.com/Estimote/Android-Indoor-SDK/tree/master/example/indoorapp
We will add updated documentation soon. All feedback welcome!