import Oniguruma 5.9.3
import Oniguruma 5.9.4
Merge tag 'Oniguruma-5.9.4' (Issue #19)

Merge the original version of Oniguruma 5.9.4.

Conflicts:
	Makefile.am
	Makefile.in
	aclocal.m4
	configure
	configure.in
	ltmain.sh
	oniguruma.h
	regcomp.c
	sample/Makefile.in
update HISTORY
remove duplicated lines in win32/config.h