2.1.0

• Support library 27.0.0+ and min SDK 14 are now required.
  • You will get unexpected runtime exceptions if your project does not comply.
• FIXED: Version 2.0.x didn't publish javadoc and sources artifacts. We're back on track.
• Fixes.updateLayoutInflaterFactory is now deprecated and does nothing. It's no longer needed.
• NEW! Use XpSupportPreferencePlugins.registerErrorInterceptor to report internal non-fatal
  errors e.g. to Crashlytics. Read more in README.md.
  Issue #93
• Ringtone picker preference
  • NEW: Show 'Unknown' ringtone when previously selected external ringtone is no longer available.
    Issue #97
  • NEW: RingtonePreference.get*String values copied from Android Oreo in all available locales.
    Issue #96
  • FIXED: Ringtone picker should no longer crash on orientation change or state restoration
    when the dialog fragment is restored before preference fragment.
    Issue #87
  • FIXED: Ringtone picker should no longer crash while listing ringtones on some devices.
    Issue #92