browse_cran             Search for CRAN packages by keyword/regex
check_attached          Check if packages are attached
check_installed         Check if packages are installed
check_pkg_status        Check if packages are installed or attached
collapse_vec            Collapse a vector
dots1_is_pkglist        Is the 1st 'dots' arg a character vector with
                        length > 1?
dots_is_empty           Did the user pass arguments inside dots?
dots_length             How many items are in dots?
fuzzy_needle            Turn a list of words into a fuzzy regex
is_valid_url            Assert that a URL is complete and valid
lib_paths               Changing and viewing the package search paths
lib_startup             Set packages and library paths to automatically
                        start-up with R
list_dependencies       List the dependencies of selected packages
make_dirs               Build a path, creating subfolders if needed
nse_dots                Convert dots to package names
reshelf                 Detach and then reattach packages to the search
                        path
sentence                Keep the first sentence of a string.
shelf                   Attach packages to the search path, installing
                        them from CRAN, GitHub, or Bioconductor if
                        needed
shhh                    Suppresses console output, including printing
tell_user               Messages for the user
unshelf                 Detach (unload) packages from the search path
wrap_text               Produce a nicely-wrapped paragraph for console
                        printing
