Release 1.9.1

[theoplayer-bot[bot]]

• 🐛 Fix DurationDisplay to show the time of the live point when playing a live or DVR stream.
• 🐛 Fix CurrentTimeDisplay to show the time offset to the live point when playing a live or DVR stream with showRemaining = true.
• 💅 Changed DefaultUi to hide the current time display when playing a live stream.
• 💅 Changed DefaultUi to show the time offset to the live point when playing a DVR stream.
• 💅 Changed LanguageMenuButton to automatically hide itself when there are no alternative audio or subtitle tracks to select.