[Mobile-sig] Android build changes

[David Boddie]

I noticed recently that there was some discussion about changes to recent
versions of Android that could cause problems for downstream projects.

Google requiring API Target 26 in 2018:
https://groups.google.com/forum/m/#!topic/kivy-dev/hbufnwBezH0

pybee/general messages:
https://gitter.im/pybee/general?at=5b3d4d673d8f71623d5d1cd1
https://gitter.im/pybee/general?at=5b407f8e63042f2df35da1ab

Can anyone say what the major issues were?

David