Function to clean gmacs compilation-process files in the "root folder".
clean_root(path = ".", verbose = TRUE)character string or file path representing root (default: ".")
(TRUE/FALSE) flag to print file names being deleted
nothing
Deletes files matching "\*.obj","\*.cpp","\*.htp",
"gmacs.exe",and "gmacs.tpl" in the folder given by path.
[clean_files()]