merge revision(s) r47645: [Backport #10263]

	* vm_eval.c (eval_string_with_cref): fix super from eval with
	  scope.  set klass in the current control frame to the class of
	  the receiver in the context to be evaluated, this class/module
	  must match the actual receiver to call super.
	  [ruby-core:65122] [Bug #10263]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_1@47980 b2dd03c8-39d4-4d8f-98ff-823fe69b080e