Implement our own #binary_data?
Implement our own #binary_data?

It was removed from 1.9.2, and moved to Syck. But it is not a good idea
to require 'syck', because someone can require 'psych' after that, and
they conflict with each other. Better to implement our own method

cldwalker/debugger,cldwalker/debugger,cldwalker/debugger