Remove carriage returns

Git for windows handles those by itself
Merge branch 'remove_carriage_returns' of github.com:authmillenon/RIOT into authmillenon-remove_carriage_returns

Conflicts:
	sys/net/destiny/in.h
	sys/net/destiny/socket.h
	sys/net/destiny/tcp.h
	sys/net/destiny/tcp_hc.c
	sys/net/destiny/tcp_hc.h
	sys/net/destiny/tcp_timer.c
	sys/net/destiny/udp.c
	sys/net/destiny/udp.h