v2.67.rc2

• SUP-12372 - Black chapters thumbnails
• SUP-13280 - Player: Play Button unresponsive on iOS after upgraded player.
• SUP-13238 - Android SDK v3.0 - wrong labels in Multi Audio Chromecast menu
• SUP-13309 - Webcast entries default to default layout every few seconds
• fix audio text on dash with chromecast (#3732)