That one is no longer used.

The current one will expire rather soon, so generate a new one and
accept it once we switch.

Use a file with both startcom root and our own CA root, as we're going
to migrate.

Signed-off-by: Ondřej Caletka <ondrej@caletka.cz>

The key is, obviously, not here.

Sign previous patch.

Support for OpenWRT version of ip utility:
- different path
- different output syntax

Fix typos in seldomly-used method calls.

Add support for user-forced mode in sfpswitch daemon.
Interface has to be restarted ony in case when the interface
is already up and when the mode has really changed.
Rewrite the command execution to subprocess calls.
Rewrite sfpswitch internal logic.
Make sfpswitch read EEPROM and detect particular modules.
Make sfpswitch use locking.

    * -O <directory> stores output into <directory>.preparing/<module_name>.out.preparing
      when the module finishes <directory>.preparing/<module_name>.out.preparing
      is renamed to <directory>.preparing/<module_name>.out. When all
      modules are finished <directory>.preparing is renamed to <directory>

* -b runs script in background
* -o <file> store output into <file>.preparing
  when the script is finished <file>.preparing is renamed to <file>

* dns
* messages

* certs
* cron
* firewall_turris
* processes

* atsha
* dmesg
* firewall_uci
* installed
* ips
* iptables
* nikola
* routes
* uname
* updater

* df
* uptime

note the 0x15 is read from the serial console when beacon succeeds