- properly quote bare element attributes
- terminates dangling elements (e.g. <img>, <br>, <link>, etc)
- converts "CVS" to the more HTML-friendly acronym element
- adds missing type attributes to style elements
based on Paul Duncan's patch <pabs@pablotron.org> [ruby-core:7028]
* lib/rdoc/generators/html_generator.rb: ditto.
* lib/rdoc/generators/template/html/hefss.rb: ditto.
* lib/rdoc/generators/template/html/html.rb: ditto.
* lib/rdoc/generators/template/html/kilmer.rb: ditto.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@9828 b2dd03c8-39d4-4d8f-98ff-823fe69b080e