/**
* @author: Jan Hendriks
* @copyright 2010 University of Bonn, Germany
*
* Created on 1. December 2009, 12:46
*
* Available commands:
* - browse - lists all files and directories in the current server working directory
* - ls <dir> - lists all files and directories in the specified directory
* - download <file> - sends the binary data of the specified file over the connection the command was received
* - upload <file> - stores all binary data that is received by the connection the command was received
* - pwd - prints the current working directory on the server
* - cd <dir> - changes the current working directory on the server to the specified one
* - touch <file> - create an empty file of the given name
* - mkdir <dir> - creates a directory of the specified name in the current server working dir
* - rmdir <dir> - removes the specified directory and all contents at the server side
* - delete <file> - deletes the specified file at the server side
* - getparentdir - returns the parent directory of the current working dir
* - getsize <file> - returns the size in bytes of the specified file
* - getsize <dir> - returns the content count, the number of subdirectories and files in the specified directory
* - getaccessright <file|dir> - returns the numeric unix permission for a specified file or directory
* - getlastmodificationtime <file|dir> - returns the time of the last modification for a specified file or directory
* - getowner <file|dir> - returns the file or directory owner
* - getgroup <file|dir> - returns the file or directory group
* - bye - terminates the connection the command is received on
* - quit - same as disconnect
*
*/

/**
* @TODO: Find correct FTP *SERVER* commands, see. http://www.nsftools.com/tips/RawFTP.htm and http://www.ipswitch.com/support/ws_ftp-server/guide/v5/A_FTPref3.html
*/