cubicweb-conference #615818 "at the same time" box [resolved]

Before a conference, when planning the talks to attend to, it would be nice to have a box on the right of the primary view of a talk that displays the other talks happening at the same time. This would help selecting the most interesting talk at any given time.

done in0.3.0
load left0.000
closed by#d9c29e7d2933 Add a box to talk primary view: at the same time... (closes #615818)