Rework of the file streaming feature

Use the media player to stream files

added media label

added SprintIn progress label

changed milestone to %Backlog

assigned to @epierce

unassigned @plespagnol

• Support multiple audio streams per call to allow for mic + file audio (In progress)
• Add logic to create media player and add it to outgoing RTP streams when a video file is loaded (In progress)
• Add simple interface in clients for the sender to control a shared video (pause/play, volume, seek)

removed SprintIn progress label

unassigned @epierce

assigned to @agsantos

added SprintTo review label

marked this issue as related to #909

mentioned in commit 80960001

mentioned in commit a5a46c03

mentioned in commit jami-client-qt@088c3674

mentioned in commit jami-client-qt@d38858c1

removed SprintTo review label

closed