Transfer a file or directory using a grover API.
Usage
transferFile(grover_client, instrument, directory, file, outDir = ".")
transferDirectory(grover_client, instrument, directory, outDir = ".")
# S4 method for GroverClient
transferFile(grover_client, instrument, directory, file, outDir = ".")
# S4 method for GroverClient
transferDirectory(grover_client, instrument, directory, outDir = ".")