[STM32F7] Update STM32F7Cube_FW version#1588

Merged

0xc0170 merged 3 commits intoARMmbed:masterfrom adustm:master

Mar 7, 2016

+4,872-2,250

Commits on Mar 4, 2016

[STM32F7] Update STM32Cube_FW version
adustm
committed
[STM32F7_DISCO_F746NG] Update target files with latest STM32F7Cube_FW version
adustm
committed
[STM32F7_NUCLEO_F746ZG] Update target files with latest STM32F7Cube_FW version
adustm
committed