* lib/webrick/httpservlet/filehandler.rb (set_dir_list): share title and h1.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@40859 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* lib/webrick/httpservlet/filehandler.rb (set_dir_list): set charset.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@40860 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* lib/webrick/httpservlet/filehandler.rb (set_dir_list): use TABLE.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@40861 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* lib/webrick/httpservlet/filehandler.rb (set_dir_list): add NameWidth option.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@40862 b2dd03c8-39d4-4d8f-98ff-823fe69b080e