erros: No vignettes found by browseVignettes(package = "efficient")

[lucasmation]

install seems to work but browseVignettes(package = "efficient") does not

devtools::install_github("csgillespie/efficient")
Downloading GitHub repo csgillespie/efficient@master
from URL https://api.github.com/repos/csgillespie/efficient/zipball/master
Installing efficient
"C:/PROGRA~1/R/R-32~1.3/bin/x64/R" --no-site-file  \
  --no-environ --no-save --no-restore --quiet CMD INSTALL  \
  "C:/Users/R342471958/AppData/Local/Temp/3/RtmpgPfUag/devtools1918419642ab/csgillespie-efficient-d2c39e8"  \
  --library="C:/Users/R342471958/Documents/R/win-library/3.2"  \
  --install-tests 

* installing *source* package 'efficient' ...
** R
** data
*** moving datasets to lazyload DB
** inst
** preparing package for lazy loading
** help
*** installing help indices
** building package indices
** installing vignettes
** testing if installed package can be loaded
*** arch - i386
*** arch - x64
* DONE (efficient)
browseVignettes(package="efficient")
No vignettes found by browseVignettes(package = "efficient")
library(efficient)
browseVignettes(package="efficient")
No vignettes found by browseVignettes(package = "efficient")

[csgillespie]

Sorry, the command should be

devtools::install_github("csgillespie/efficient", build_vignettes = TRUE)

I'll close this issue when I've updated the version locations in the book.