Clean up more bogons: 	1. Add a copyright at the top. 	2. Make passive and binary modes work with new ftpio semantics. 	3. Add a `mirror' (-m) flag which only copies the remote file if it's 	   not the same size or is newer.
Clean up more bogons:
	1. Add a copyright at the top.
	2. Make passive and binary modes work with new ftpio semantics.
	3. Add a `mirror' (-m) flag which only copies the remote file if it's
	   not the same size or is newer.

jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase