Fixes bug with multi ethernet devices when lan and wan ports are bridged to the wan
Fixes bug with multiple Gateway IP's being shown resulting in invalid checkins
Revises fix for multi ethernet devices
Fix for multi ethernet devices when not using captive portal
Updates to use the new REMOTE_ADDR functionality
Don't include invalid results in the neighbour signals to the dashboard
Updates username for default ssh key
Removes redundant coovachilli files
Removes multi-radio support
Removes kernel version file
Removes invalid bridging code
Removes ethernet "flip" file
Updates CoovaChilli makefile
Updates the WMF makefile
Many changes all in one for v3.1

Updates CoovaChilli build options to send DHCP options to the radius
server.
Removes VPN client and HTTP server.
Fixes permissions on first boot correctly.
Adds WiFi Mesh (monitor) package.
Change Monitor script to run every five minutes (instead of every hour)
Moves changes from startup.sh to /etc/init.d/wifimesh
Removes dependancy on Google for the checking script
Fixes permissions for (monitor)
Introduces delay to spread load of checkins on dashboard and firmware servers