Moved core specific bootloader files to src/core-v1 folder
Added modified scripts
Remove main header file
Added dfu_hal and related bootloader files update
Indentation formatting correction
Fix compilation error after deleting main header file
Moved STM32F2XX startup file to startup folder and updated script
Deleted unused SPARK_Linker/ in STM32F2xx
Added STM32F2XX linker files