Subo servidor principal básico terminado.

 On branch mainserver-upstream
 Changes to be committed:

	modified:   src/CygnusCloud/database/mainServer/mainServerDB.py
	new file:   src/CygnusCloud/mainServer/loadBalancing/__init__.py
	new file:   src/CygnusCloud/mainServer/loadBalancing/loadBalancer.py
	new file:   src/CygnusCloud/mainServer/loadBalancing/simpleLoadBalancer.py
	modified:   src/CygnusCloud/mainServer/packets.py
	modified:   src/CygnusCloud/mainServer/reactor.py
	modified:   src/CygnusCloud/testing/mainServerTester.py
	modified:   src/CygnusCloud/virtualMachineServer/.directory