Adds fields related to SRT support including active_ingest_protocol, error_severity,
Updates Simulcast documentation for SRT support
Adds several fields to the Data API, including player_error_code, starting_up_viewers, playback_failure_error_type_id, playback_business_exception_error_type_id, video_startup_business_exception_error_type_id, error_severity
General documentation cleanup across Video and Data APIs
ingest_typefield on Assetsactive_ingest_protocol,error_severity,player_error_code,starting_up_viewers,playback_failure_error_type_id,playback_business_exception_error_type_id,video_startup_business_exception_error_type_id,error_severity