Emphasize tinyurl.com/gitsummit2020logistics at top of page

In case Jitsi Meet is down and an attendee is panicking, let's make it
very easy for them to see the current status and get help.

Signed-off-by: Jonathan Nieder <jrnieder@gmail.com>
Change-Id: Iac1a067aa33210009e44d51adaa288647376122b
1 file changed
tree: 3fef2c920c75cf27c389877675d8d8cf672f0b5f
  1. ground-rules.md
  2. index.md
  3. LICENSE