* Change all direct changes of ubl.state.active to
  set_bed_leveling_enabled() which handles apply/unapply
  leveling to maintain current_position consistency.

Fix invalidation of UBL mesh to invalid unreachable
  mesh points as well (delta corners).

Fix UBL_DELTA unapply_leveling logic and when
it gets applied, including fade_height changes.

Add optional M114 D for detailed position information,
disabled from compilation by default (M114_DETAIL).

* UBL_DELTA raw and inline kinematics

* UBL planner fall through fix

* consistent variable names

* Cleanup orphaned code and whitespace changes.
Use _O2.

* compile warnings cleanup

* Remove redundant #ifdef condition

Removing redundant_temperature from public section and leaving it in the
private section

Addressing issue #6901

only seen if

#if ENABLED(TEMPERATURE_UNITS_SUPPORT)
      ...
    #if
ENABLED(ULTIPANEL) && DISABLED(DISABLE_M503)

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Configuration_adv.h changes

==============================

add "live" LCD update

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P & S version

==============================

final (hopefully) tested version

==============================

update M115 capabilities print

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Menu changes portion of the requested changes

==============================

changed USEABLE_HARDWARE_PWM from a function to a series of macros

==============================

changes per review

invalid conversion from 'const char*' to 'char*' [-fpermissive]

The menu (commands / scripts) is configurable in `Configuration_adv.h`.

- Added conditionals.
- Changed script handling.
- Slimmed and working!
- Added Status message.
- Returning to lcd status screen now!
- Example Configs Updated.
- Cleanups by @thinkyhead