hadley/devtools — pull request #521 by statwonk (2014-07-10 19:10:23+00:00)
Title: The R CMD option rebuild vingettes has been renamed build vingettes

Not exactly sure what happened here, but looks like some code from v1.0 got merged in?

(Here's the original fix](https://github.com/hadley/devtools/commit/bf273014dd822c775fe8e5e1704bf81e6013ce96)