All checks have failed

[Jan Stary]

On Jan 01 19:14:53, hans at stare.cz wrote:
> What's with the Travis checks recently? For example,
> https://github.com/macports/macports-ports/pull/1185
> -> "All checks have failed"
> 
> https://travis-ci.org/macports/macports-ports/jobs/323828523
> "./_ci/bootstrap.sh: line 57: shell_session_update: command not found"

Ah, forgot the backslash (and port lint).
Thx to jmroot for the clue, fixed.

	Jan