twbs/bootstrap — pull request #13998 by SteelyWing (2014-07-01 02:14:35+00:00)
Title: trigger 'affixed.bs.affix' instead of 'affixed'

Original is triggering `affixed` not `affixed.bs.affix`.
`.on('affixed.bs.affix', ...)` also catch `affixed` event, so it should work properly, but not matching the docs.