Log Message:
Update nvi-m17n to 1.79.20040401 applying patch from PR pkg/30216
by ISIHARA Takanori.

Brief changes:

2004/4/1
	publish a new diff as "cvs diff" (with old cvs) generated malformed
	diff.
2002/5/22
	support iso-2022-15 character encoding.
2001/10/24
	plug a printf string vulnerability.
2000/4/7
	support automatically recognize iso-2022-jp-3 character encoding.
		common/multibyte.c