use @formatter.raw_print_line instead of puts.
* lib/rdoc/ri/driver.rb (select_methods): new method to collect all
instance/class methods which match with passed pattern.
* lib/rdoc/ri/driver.rb (run): use class_cache's result directly
instead of select_classes' because it's removed now.
* lib/rdoc/ri/driver.rb (run): search methods when passed name is not
class name. [ruby-core:15309]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@15355 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
