Corrijo los issues #97, #54 y #90 en lo que al repositorio de imágenes se
refiere. También corrijo los errores de compilación que provoqué al
reorganizar el código del repositorio.

 On branch code_cleanup
 Changes to be committed:

	modified:   "Ficheros de configuraci\303\263n /ImageRepository_settings.conf"
	new file:   src/Infraestructura/ccutils/configurationFiles/configurationFileParser.py
	modified:   src/Infraestructura/ccutils/threads/queueProcessingThread.py
	modified:   src/Infraestructura/imageRepository/callbacks/ftpServerCallback.py
	modified:   src/Infraestructura/imageRepository/callbacks/packetsCallback.py
	new file:   src/Infraestructura/imageRepository/configurationFiles/__init__.py
	new file:   src/Infraestructura/imageRepository/configurationFiles/configurationFileParser.py
	deleted:    src/Infraestructura/imageRepository/constants.py
	modified:   src/Infraestructura/imageRepository/main.py
	renamed:    src/Infraestructura/imageRepository/packetHandling/packets.py -> src/Infraestructura/imageRepository/packetHandling/packetHandler.py
	new file:   src/Infraestructura/imageRepository/packetHandling/packet_t.py
	modified:   src/Infraestructura/imageRepository/reactor/imageRepositoryReactor.py
	modified:   src/Infraestructura/network/ftp/configurableFTPServer.py
	modified:   src/Infraestructura/network/ftp/pyftpdlibInteraction/ccFTPHandler.py
	modified:   src/Infraestructura/network/ftp/pyftpdlibInteraction/ftpServerThread.py
	modified:   src/Infraestructura/testing/imageRepositoryTester.py
	modified:   src/Infraestructura/virtualMachineServer/main.py