0.2 API free, live stream stability and SPM support

What's Changed

Introduced

• Installation via SPM

Removed

• APIkey requirement
• API calls including videoList
• old example with many videos and scrolling

Added

• implementation of FairPlayStreaming (DRM)
• animating indicator for live streams
• automatic retry mechanism for video loading
• error state with refresh button
• live stream announce view
• collecting of analytic events with playback data for Kinescope dashboard
• textField in example project to allow user to input videoId
• ability to manage options menu on player view
• ability to listen analytic events in KinescopeAnalyticsDelegate

PRs merged

• Make apiKey optional by @NullIsOne in #5
• Improve live stream stability by @NullIsOne in #6
• Analytics and bugfixes by @NullIsOne in #7
• Installation via SPM by @NullIsOne in #9
• Improve option buttons management by @NullIsOne in #8
• Analytics proxy by @NullIsOne in #10
• UI customization by @NullIsOne in #11

Full Changelog: 0.1...0.2