Make write methods of IO-like objects accept multiple arguments,
as well as IO#write.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@60383 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* lib/optparse/kwargs.rb (OptionParser#define_by_keywords):
[EXPERIMENTAL] extract command line option definitions from the
information of keyword arguments.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@56423 b2dd03c8-39d4-4d8f-98ff-823fe69b080e