Fix coding style in regulator interface (fix #777)

Conflicts:
	dde_linux/src/lib/usb/arm/platform_arndale/platform.cc
	os/src/app/cli_monitor/foc/extension.cc
	os/src/drivers/sd_card/exynos5/main.cc
ahci & exynos5: L4linux AHCI bench with part_blk