
install_github(repo, username = getOption("github.user"),
ref = "master", pull = NULL, subdir = NULL,
branch = NULL, auth_user = NULL, password = NULL, ...)
"master"
.branch
and
pull
; one of them must be NULL
.ref
instead.username
)install
.install
,
install_bitbucket
,
install_git
,
install_gitorious
,
install_url
, install_version