added #include <winsock2.h> to the beginning of main.cpp for minvr_server
added #include <winsock2.h> to the beginning of main.cpp for minvr_server

tsgouros/MinVR2,tsgouros/MinVR2,ivlab/MinVR,ivlab/MinVR2,ivlab/MinVR2,ivlab/MinVR,tsgouros/MinVR2,ivlab/MinVR2