has_devel.install_version(package, version = NULL, repos = getOption("repos"),
type = getOption("pkgType"), ...)install. Otherwise, it looks at the list of
archived source tarballs and tries to install a"http://cran.us.r-project.org". For more details on
supported URL schemes see url.
Possible values are (currently) "source",
"mac.binary", "mac.binary.mavericks" and
"win.binary": the binary types can b
install.install_bitbucket;
install_github;
install_gitorious;
install_git; install_svn;
install_url; install