Cierro el issue #153.

 On branch websockets_integration
 Changes to be committed:

	modified:   src/Infraestructura/virtualMachineServer/threads/compressionThread.py
	modified:   src/Infraestructura/virtualMachineServer/threads/fileTransferCallback.py
	modified:   src/Infraestructura/virtualMachineServer/threads/fileTransferThread.py