[ruby-cvs:65090] naruse:r57926 (ruby_2_4): merge revision(s) 57775: [Backport #13281]

[naruse at ruby-lang.org]

naruse	2017-03-13 01:28:42 +0900 (Mon, 13 Mar 2017)

  New Revision: 57926

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=57926

  Log:
    merge revision(s) 57775: [Backport #13281]
    
    nodoc OptParse
    
    * lib/optparse.rb: [DOC] nodoc OptParse, introduced with r46126,
      to avoid leaking of its documentation (OptionParser's docs) into
      the class documentation of Object.  [ruby-core:79909] [Bug #13281]

  Modified directories:
    branches/ruby_2_4/
  Modified files:
    branches/ruby_2_4/lib/optparse.rb
    branches/ruby_2_4/version.h