espalarm Code

Remove commented statements

Prepare for output devices such as sirens, lights, and rgb leds

Write info on wifi signal strength on some occasions.
Force a reboot after 3 minutes of being unconnected.

Remove a macro for the old timezone code

Use the TZ string instead of my own timezone handling.

Update year in copyright

Should have deleted dead code instead of commenting it out.

Remove event group stuff.
Fix a small recent bug.

Provide a boot message with timestamp over MQTT.
Change the Peers::Report() method to return a success indicator, currently not really used yet.

More time info to help figure out why image transfer times are 2ms at the server but range between 600ms and 9s (and more) on the client.