Major fix (hopefully)

Hopefully fixed server side to manage more than 1 client Experimental:
removed threads on client side. Everything needs further testing with 2
clients.
Merge remote-tracking branch 'origin/master'

Conflicts:
	MultiPacClient/MultiPac/Debug/MultiPac.log
	MultiPacClient/MultiPac/server_connection.cpp
	MultiPacServer/MultiPacServer/Debug/MultiPacServer.log