R1:af842600ce79

Reword daemon configuration issue in response to user issues

Summary:
Ref T5968. Issues we've seen from users include:

- Concern about severity ("... Need Restarting").
- Reduce severity of explanatory text ("Different Config", "not severe").
- Explain consequences in more detail.
- In D10420, make "Ignore" easier to find.
- Scope language for the multi-machine case ("at least one daemon").
- Confusion about why daemons need restarting.
- Unbury the lede ("Daemons and Web Have…