use the first date information of items as site date information
if channel doesn't have date information.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@8339 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
new option: @options['rss-recent.use-image-link']:
use image as link instread of text if available.
* sample/rss/tdiary_plugin/rss-recent.rb (RSS_RECENT_VERSION):
0.0.5 -> 0.0.6.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@8253 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
kou