correct move cursor require bytes for double width char
correct move cursor require bytes for double width char

Ignore-this: 6e0d31a1960d9f011eaea73e234c7788

darcs-hash:20100602044803-ffa78-1cc8d839a6fcde07eb663e1eb2777532a1aa9c58.gz

jtdaugherty/vty,jtdaugherty/vty,jtdaugherty/vty