* refactor firstboot -> Flashing procedure
displays msgbox at firsts launch:
- "Can you see this msg?" (to test readID correctness)
- "Select your device:" (to choose manually proper module parameters)
- "Test Video" & "Test_Keyboard" dialog
- "Test_Image" invertion + xyc/m3
- "Your Device" dialog for all FORCE_VARIANT
- "Test_Video'2" & "Test_Variant"
- "Does this device match yours?" msg before License
- add temp "st7789s" console variant
- load proper firsboot menu from uEnv read
- Perform Tests only for $DETECTED_VERSION
* add $device_ID array from console.cfg (see if manually selected device type, matches uboot choices)
* move at end RESIZE script in firstboot
* only reboot after firstboot if console variant changed during flashing
* default to "unknown" console if no match
* add "m3_gc9306" to devices_ID[]
* refactor "xyc" & "m3" FORCE_VERSION
* use dialog --pause in firstboot (displays left time)
* Correct indentations in firstboot to TABS
* add functions in script
update "firstboot" script
