Initial commit of rc.spin-down-drives, which enumerates the hard drives on
a system and spins them down to conserve power for other stuff (like the
radios).

Signed-off-by: The Doctor <drwho@virtadpt.net>
Added a call to rc.spin-down-drives.

Signed-off-by: The Doctor <drwho@virtadpt.net>
Made the reconfiguration script executable to make things easier.

Signed-off-by: The Doctor <drwho@virtadpt.net>
For /24 networks, the third octet can safely be 255.  This gives us another
254 possible mesh interface IPs.

Signed-off-by: The Doctor <drwho@virtadpt.net>
Added a forced deletion of the captive portal daemon's PID file, just in
case.

Signed-off-by: The Doctor <drwho@virtadpt.net>