release v2.1.0

[Version: 2.1.0 / 03rd November 2017]

• sha1 checksum: c7fbf939a3992336d595ffc78bc667acd48812db
• changes:
  • Use internal DayNight-Theme changer instead of own implementation
  • Support for Notification Channels (introduced in Android Oreo)
  • Built with latest build-tools and updated support package
  • Target latest Android Version (8.0.0 / sdk26)
  • Some code-cleanup and refactor
• download: Github