Field groups/sections

[AdamVerner]

Divide the fields into multiple groups that will be visually divided.

example:

# Device view #
--- main section ---
id: 123             name: asdasd
batch: 164          owner: user@mail
--- utility section ---
last_call: hello    next_restart: Monday
Schedule: 45W       Settings: {...}
--- Live section ---
status: active      last_update: 2021-09-01
....

## Tables ##
...
## Graphs ##
...