Added respond_to? method to RubyPyProxy object.
Added respond_to? method to RubyPyProxy object.

--HG--
branch : devel

halostatue/rubypython,newcontext/rubypython,halostatue/rubypython,steeve/rupy,newcontext/rubypython,halostatue/rubypython,newcontext/rubypython,steeve/rupy