landing --enable-nodejs by default shortly: today, Thursday, Aug _16th_
It has been pointed out that I made a mistake in my previous announcements -- today, Thursday, is August 16th, not August 17th.
Sorry about that!
I'm still going to go ahead and land this change shortly, because doing it now gives us more time before soft-freeze to shake out any issues that turn up. It also suspect, given the number of recent previous announcements, that most folks who want to try and run `mach bootstrap --no-system-changes` ahead of time are likely to have already done so.