Fixed rake/rdoctask is deprecated error, as described at http://matthew.mceachen.us/blog/howto-fix-rake-rdoctask-is-deprecated-use-rdoc-task-instead-1169.html
Added Resource class as an alternative to Page.
Use secure RubyGems.org URL.
Added dependency for content_urls gem.
Initial Anemone::Resource tests based on Anemone::Page.
Require latest content_urls
Added Anemone::Resource; prep for release