[ruby-cvs:63207] nobu:r56042 (trunk): extmk.rb: fix gem target directory name

[nobu at ruby-lang.org]

nobu	2016-08-31 00:52:24 +0900 (Wed, 31 Aug 2016)

  New Revision: 56042

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=56042

  Log:
    extmk.rb: fix gem target directory name
    
    * ext/extmk.rb: make the gems target directory under the expanded
      name.  [ruby-core:77102] [Bug #12714]

  Modified files:
    trunk/ChangeLog
    trunk/ext/extmk.rb