mkfs.f2fs: add quite mode, -q
mkfs.f2fs: add quite mode, -q

This patch add a quite mode as -q.

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

Conflicts:
	mkfs/f2fs_format_main.c

Change-Id: I4f527c22393194b1a7cbda66ef2d6107fadf5ee1

Infinitive-OS/platform_external_f2fs-tools,Infinitive-OS/external_f2fs-tools,Infinitive-OS/platform_external_f2fs-tools,Infinitive-OS/external_f2fs-tools