Move 'lcd_bootscreen()' from `lcd_init()` to 'setup()' where it is cexecute exactly once. Saves 'bool show_bootscreen'.
Move the call of 'lcd_custom_bootscreen()' to the begin of 'lcd_bootscreen()'.
Move the delays into the related functions.
Move the picture loop around 'lcd_kill_screen()' into the function.

Addressing #8166

* auto tune calibration parameters

* solve warnings

* Tweaks to formatting

* review Thinkyhead

* Error

* Initial conflict resolution

All previous items resolved:
- Use of ELAPSED() on timer code
- Switch to use of defer_return_to_status=true as much as possible
- Update & Clean Up of Max7219 routines

* Resolve non-SD case in ultralcd.cpp

set_destination_to_current() changed to set_destination_from_current()

set_current_to_destination() changed to set_current_from_destination()

Based on #7637 by @marcio-ao

Based on #7975 and #7979

Addressing #7745

Added new configuration to inhibit XYZ movements when home is not done

* matrix names update

* symplified names

* new angle normalization

* ABC

* axis

* least squares

* recalc_delta_settings

* endstop_adj

* 0p

* bug

* UBL_Language_Update

Translatable strings

* Use slightly better wording...

* Use slightly better wording...

* Disallow filament change while paused

* Use kinematic movemements in pause_print and resume_print

Correcting the storage selection.
Also EEPROM error handling on the LCD.

* Fix compilation of ADVANCED_PAUSE_FEATURE without SDSUPPORT

* Fix Identation

* Make use of IS_SD_PRINTING macro

as per @MagoKimbra

Add a parameter to enable/disable audible user script feedback

Filament change causes freeze during paused print. This PR disables Filament change in the prepare menu when a print from SD Card is paused. See #7395