STM32F746G-DISCO_BSP

      Pack Description:
      - Removed 'compatibleDevice' elements
      CMSIS Driver:
      - VIO: Added support for LED LD1
      Blinky project:
      - Specified thread names using thread attributes
      - Renamed thread IDs
      - Modified app_main_thread (replace loop forever)
      - Added dbgconf files
      - Updated RTE_Components.h file
      - Updated README.md file
      - Added DWARF-5 debug information
      - Added generated output files
      Layers:
      - Modified Default layer (remove SPI2 support)
      - Added SPI2 board layer
      Reorganized Licenses:
      - LICENSES (combined license file: Apache-2.0 and BSD-3-Clause)
      - LICENSE-Apache-2.0 (for CMSIS add-ons)
      - LICENSE-BSD-3-Clause (for STM32 HAL)

      Prepared for new CMSIS-Toolbox CubeMX integration
      Board description for STM32F746G-DISCO
      Default Board Layer
      Blinky example (CMSIS Solution)
      CMSIS Drivers:
      - CMSIS-Driver VIO