mozilla/butter — pull request #1382 by cadecairos (2012-11-19 16:47:14+00:00)
Title: [#2898] alwaysFirst in query string triggers first run dialog.

Lighthouse ticket: https://webmademovies.lighthouseapp.com/projects/65733-popcorn-maker/tickets/2898-re-add-alwaysfirst-flag-to-force-first-run-stuff