tzeskimo/twitter_bootstrap_form_for — comment on commit 91735b068e314803e2299f8199292e403b8588c4
File: lib/twitter_bootstrap_form_for/form_builder.rb line 84
By fwouts:

I think it was already possible to blank out labels by passing false as the second argument. Since this change, labels seems to be hidden by default (at least on my server).