added , seperator to udp_connection
Merge branch 'master' of https://github.com/Mome/biofeedback

Conflicts:
	raspi/network_stuff/udp_connection.py
Merge branch 'master' of https://github.com/Mome/biofeedback
Merge branch 'master' of https://github.com/Mome/biofeedback
halfway to serial autoconnect