Added interfaces_hub to scipts, which is a default behaivour of client access.

If this router is not found a hotspot will be make when wifi.py is executed.
removed old interfaces files

Author: elsw

scripts/etc/network/interfaces_ap

@@ -0,0 +1,13 @@
+auto lo
+iface lo inet loopback
+iface eth0 inet dhcp
+
+allow-hotplug wlan0
+iface wlan0 inet dhcp
+#iface default inet dhcp
+
+wpa-ssid "Lboro_Coderbot_Hub"
+wpa-psk "welovepis"
+
+#wireless-power off
+