rstudio/ggvis — pull request #144 by yihui (2014-05-12 20:13:59+00:00)
Title: add the ... argument to knit_print.ggvis()

because we may pass other arguments to `knit_print()`, such as `knit_print(x, inline = TRUE)` for inline output; having a `...` argument will make sure the method does not break when we add new arguments in the main S3 function.