* build with lbrynet v0.30.1
* updates to use latest lbrynet master
* Disable DHT and hash announcer components.
* fix playback bug after download has started
* add / update recipes and build changes for Python 3.6.6 compatibility
* include Python 3 apt packages in travis build script
* use Python 3.6 in Travis
* Enable _blake2 and _sha3 in Python 3. Remove unnecessary files.
* change zope.interface version
* update cffi version
* display notifications on Android 8.0 Oreo and higher using required notification channels
* fix daemon background service implementation for Android Oreo
* added __version__ to main.py
* package name changed from io.lbry.lbrynet to io.lbry.browser
* removed unnecessary WRITE_EXTERNAL_STORAGE permission from AndroidManifest template, buildozer.spec updates and some cleanup
* created react base and updated build to use android sdk 23
* add nodejs install step to travis build script
* added simple build script to create the react native bundle before the buildozer APK build
* Paths utility class implementation
* Updated buildozer requirements list
* lbry repository in buildozer.spec requirements changed to https://github.com/lbryio/lbry
