use marmitek-gw instead of ubigate + auto update house id for marmitek and reverse proxy

+ add marmitek folder.
+ add Install_marmitek.sh script.
+ add id_rsa and id_ras.pub (hidden for security).
+ add marmitek.service service.
+ update setupBeagleboneDebian7.sh : install marmitek + get house id number and pass it to reverse proxy + marmitek.
+ update Install_SSH : copy id_rsa and id_rsa.pub to .ssh folder and fix github authentification problem.
+ update Install_ReverseProxy.sh : update the port for reverse proxy with the house id number.