Added ASCII-accepting stubs for UTF-8 functions: utf_is_good(), utf_length_get().
Added ASCII-accepting stubs for UTF-8 functions: utf_is_good(), utf_length_get().

lavabit/magma,lavabit/magma,lavabit/magma,lavabit/magma,lavabit/magma,lavabit/magma,lavabit/magma,lavabit/magma