* ext/win32ole/sample/example*.rb: Add wait input to quit for examples

with patch provided by @windwiny [Fixes GH-705]
  https://github.com/ruby/ruby/pull/705


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@47784 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ext/win32ole/sample/excel2.rb

@@ -23,5 +23,8 @@ i.step(180, 10) do |rot|
 end
 # Done, bye
 
+print "Now quit Excel... Please enter."
+gets
+
 excel.ActiveWorkbook.Close(0);
 excel.Quit();