click_handlers: Only select messages on click by a spectator.
click_handlers: Only select messages on click by a spectator.

When a message clicked, don't show login modal or open compose
for a spectator.

zulip/zulip,rht/zulip,zulip/zulip,rht/zulip,zulip/zulip,andersk/zulip,rht/zulip,kou/zulip,andersk/zulip,kou/zulip,rht/zulip,kou/zulip,zulip/zulip,rht/zulip,andersk/zulip,kou/zulip,rht/zulip,zulip/zulip,andersk/zulip,kou/zulip,kou/zulip,andersk/zulip,kou/zulip,andersk/zulip,zulip/zulip,rht/zulip,zulip/zulip,andersk/zulip