Concatenates all arguments into a single coherent path with appropriate separators.
"path" - the path to start with
"file" - a file or subpath to concatenate to the first path
... - as many other subpaths/filenames as you like
The path resulting from all arguments joined together.
$path = getFileProper("/Users/raffi/", "fizz", "buzz/", "foo.txt"); println($path);
/Users/raffi/fizz/buzz/foo.txt