Download the logger program
get_logger()
a .CR1 program file
get_logger()#> Warning: cannot open URL 'https://github.com/pzhaonet/advr/raw/master/inst2/logger.CR1': HTTP status was '404 Not Found'#> Error in download.file("https://github.com/pzhaonet/advr/raw/master/inst2/logger.CR1", "logger.CR1"): cannot open URL 'https://github.com/pzhaonet/advr/raw/master/inst2/logger.CR1'