flow

- RTL requests a Preloader xap firsts (probably with DRM)
-- xap_path='/(channel='+channel+',zone='+zone+',progid='+progid+')/system/video/xap'+material.componentUri+'/embed_with_commercials_and_new_drm_v4.xap' (from combined.js)
-- this xap has a 'settings.txt' embedded in it, actually it's a zip file, extract as zip, find settings.txt
-- find the 'loader_player_url' for WebRadio.xap
- Preloader xap loads overlay and webradio xap

* stream urls in settings.txt
- x-asxurl
- number_of_streams
- asx_baseurl
- asx_bandwidth1
- asx_bandwidth2
- asx_bandwidth3
* (%replace%)
- ClsInitSettings / p_getBitrateUrl
  * dart_full_string.str_replace('|',',') OR
  * '[config=dart_config[,channel=dart_channel[,progid=dart_progid[,zone=dart_zone[,ord=dart_ord]]]]]'
    * dart_config: xap.settings (assumed)
    * dart_channel: (from settings.txt)
    * dart_progid: (from settings.txt)
    * dart_zone: (from settings.txt)
    * dart_ord: unix_timestamp(now())
- ClsDetectBitRate
  - p_parseAndDetectBitRate
  - CheckUrl
* %bandwidth