Corrijo los docstrings del repositorio (estaban puestos al revés) y borro basura.

 On branch issue_34
 Changes to be committed:

	modified:   src/CygnusCloud/imageRepository/constants.py
	modified:   src/CygnusCloud/imageRepository/imageRepository.py
	modified:   src/CygnusCloud/imageRepository/packets.py
	deleted:    src/CygnusCloud/imageRepository/remoteFileServer.py
	modified:   src/CygnusCloud/network/ftp/ftpClient.py
	modified:   src/CygnusCloud/network/ftp/ftpServer.py
	modified:   src/CygnusCloud/virtualMachineServer/networking/callback.py