* lib/drb/drb.rb: [DOC] promote better windows-safe filename regular
  expression in DRb Logger example. Reported by Chris Pheonix
  [Bug #9074]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@43632 b2dd03c8-39d4-4d8f-98ff-823fe69b080e