updated for version 7.4.204
Problem:    A mapping where the second byte is 0x80 doesn't work.
Solution:   Unescape before checking for incomplete multi-byte char. (Nobuhiro
            Takasaki)
diff --git a/src/testdir/test75.ok b/src/testdir/test75.ok
index d8f9a2a..a2c5c5a 100644
--- a/src/testdir/test75.ok
+++ b/src/testdir/test75.ok
@@ -4,3 +4,4 @@
 {'silent': 0, 'noremap': 0, 'lhs': 'foo', 'mode': ' ', 'nowait': 1, 'expr': 0, 'sid': 0, 'rhs': 'bar', 'buffer': 1}
 xrx
 yRy
+abcd