beremiz

fix license notices in source files and license files under GPLv2+

Previously a lot of files were referenced to GNU Public License 2.1,
which never existed.
All copyright attributions are kept the same.
#! gmake
yml := ../../yml2
ysl2files := $(wildcard *.ysl2)
xsltfiles := $(patsubst %.ysl2, %.xslt, $(ysl2files))
all:$(xsltfiles)
%.xslt: %.ysl2
$(yml)/yml2c -I $(yml) $< -o $@.tmp
xmlstarlet fo $@.tmp > $@
rm $@.tmp
clean:
rm -f $(xsltfiles)