RichText fixes #LINQT-2460 #LINQT-2464
remove double back button chat infos #LINQT-2471
hide chat history button if call log does not have one #LINQT-2467
Cancel reply to when switching chat #LINQT-2407
fix typo
* Normalize and correct linphone color
* Add border when user focus using keyboard navigation
* Correct some keyboard navigation
* Add accessibility screen reading to interactive elements except chat and meeting