Added new board: stm32f407vg_thermal_test_chip

...m32f4/stm32f407vg_thermal_test_chip/core/stage_1_boot.cpp

...g_thermal_test_chip/interfaces-impl/arch_registers_impl.h

...2f4/stm32f407vg_thermal_test_chip/interfaces-impl/bsp.cpp

.../stm32f407vg_thermal_test_chip/interfaces-impl/bsp_impl.h

...ortexM4_stm32f4/stm32f407vg_thermal_test_chip/openocd.cfg

...tm32f4/stm32f407vg_thermal_test_chip/stm32_1m+192k_rom.ld

miosix/config/Makefile.inc

...M4_stm32f4/stm32f407vg_thermal_test_chip/board_settings.h