* Add GFX overlay to UBL mesh edit
Fixed misplaced HAS_TEMP_BED in dogm_bitmaps.h
rename _lcd_babystep_zoffset_overlay to _lcd_zoffset_overlay_gfx and move it out of BABYSTEP_ZPROBE_OFFSET to we can use it for over things. Add this function into UBL mesh edit screen.
update all Configuration.h to add ENABLE_MESH_EDIT_GFX_OVERLAY
* Add Sanity to UBL insanity
Need to check for DOGLCD otherwise error out.
Here comes a compile-time operation to match the extruder symbols on the
info screen to the set number of extruders in configuration.h.
When only one extruder is selected, the "1" on the symbol will not be
displayed.
1. Marlin welcome screen
2. Status screen symbols 3 Extruders, heated bed, animated fan logo 1
3. Status screen symbols 3 Extruders, heated bed, animated fan logo 2