Point to Jitsi private message as real-time medium

This may be more approachable to attendees less familiar with IRC, and
all organizers will be reachable this way.

IRC still also works, but we don't need to complicate the docs with a
third contact method.

Signed-off-by: Jonathan Nieder <jrnieder@gmail.com>
Change-Id: I57c8ae9b4d9f3d4d6306122e00ad7445515d5775
1 file changed
tree: bc6b185de27af59e6c0f3114923f80bdf6ed3106
  2. index.md