Please describe the problem:
When using Shift and the arrow keys to select text or deselect text nothing is spoken or shown on the braille display.

Steps to reproduce:
1. 
2. 
3. 
Open up Firefox. Try to select any text or characters.

Actual results:
Nothing is spoken or shown on the braille display.

Expected results:
The characters would be underlined on the braille display or spoken.

Does this happen every time?
Yes. It happens all the time.

Other information:
I have seen it working in earlier versions of Orca, but don't remember wich one.