Added all the F4 libraries to the project
[fw/stlink] / exampleF4 / STM32_USB_Device_Library / Class /
drwxr-xr-x   ..
drwxr-xr-x - audio
drwxr-xr-x - cdc
drwxr-xr-x - dfu
drwxr-xr-x - hid
drwxr-xr-x - msc