Merge branch 't/setatt_fnmatch'

Merge branch 't/setatt_fnmatch'

Was cooking for about two weeks and seems to work fine.

	73299e com_setatt(): Allow to specify a file name pattern.
	fd5f94 Move com_setatt() from attribute.c to aft.c.
	a8573c com_setatt(): Use get_attribute_bitnum_by_name().
	47dbd9 Mark buffer pointer of pass_buffer_as_shm() as const.