Bug#1055490: Acknowledgement (ISO-IR-87 encoding seems to be broken)

[Mathieu Malaterre]

For ref:

 % recode -l | grep IR-87
JIS_X0208 csISO87JISX0208 ISO-IR-87 JIS0208 JISX0208.1983-0
JISX0208.1990-0 JIS_X0208-1983 JIS_X0208-1990 X0208