* Configuration.h:
  * updated header comment
  * new UUID feature used
  * sync to default config
  * typos fixed
  * changes better documented
  * reflect change in SDSUPPORT feature
* Configuration_adv.h
  * updated header comment
  * thermal protection tuned to work with K8200
  * homing tuned
  * sync to default config
  * typos fixed
  * changes better documented
  * reflect change in LCD features
  * use long filenames
  * use Watchdog
  * use Babystepping
  * use Auto Filament Change

This formalizes the dependency of MANUAL_BED_LEVELING on
MESH_BED_LEVELING

more suitable display format for delta printer

Repair N in ADVANCED_OK

Rc bug fix

Replace the "ok" in M280, M301, M304, M851 with output not including …

Drop the experimental Configurator

Sanity-check deprecated options replaced by SPI_SPEED

Use next open E connector for Y2/Z2

Remove references to marlinfirmware.org

- Include aligned comment about new SDSUPPORT behavior

Fix handling of spaces in GCode

Development moved to https://github.com/thinkyhead/MarlinConfigurator

The domain is gone and doesn’t redirect, so for now show no URL on the boot screen.

Rename fpos_t to avoid libc conflict

Fix AUTOTEMP documentation in configs

This is a proposed change. This section of M114 output is a debug
extension according to RepRap wiki.

Addresses issue #2715

Send the correct line number.
If no N was in the command - non't send an N.

Replace the "ok" in M280, M301, M304, M851 with output not including an "ok"
to avoid senting two "ok"s for a single g-code.

Doing the same for M105 would break the input filters of the hosts.
For M105 the other "ok" is omitted.

Rc bug fix

Rc bug fix

Instead of changing SDEXTRASLOW variable to a slower speed,  the new
SDULTRASLOW is used for rigidbot panel.

Rc bug fix

Rc bug fix

Fixing Rigidbot LCD Panel Support