if BiocInstaller is loadable, use BiocInstaller::biocLite(), otherwise install it from BioC
wrong ... here
two more objects that were not exported
forgot to export pkg_deps()
yihui updated branch pkg/knitr Mon Oct  6 01:37:39 CDT 2014
yihui updated branch pkg/knitr Mon Oct  6 13:00:30 CDT 2014