* ext/ripper/depend: use generate.rb.
* ext/ripper/lib/ripper/core.rb: removed.
* ext/ripper/tools/generate-eventids1.rb: removed (code moved to generate.rb).
* ext/ripper/tools/generate-ripper_rb.rb: removed (code moved to generate.rb).
* ext/ripper/tools/list-parse-event-ids.rb: removed (code moved to generate.rb).
* ext/ripper/tools/list-scan-event-ids.rb: removed (code moved to generate.rb).
* ext/ripper/lib/ripper/core.rb: removed.
* ext/ripper: refactoring tests. [ruby-dev:27273]
* ext/ripper/test/check-event-arity.rb: removed (code moved to tools/generate.rb).
* ext/ripper/test/check-event-coverage.rb: removed (code moved to test/ripper/test_parser_events.rb).
* ext/ripper/test/check-scanner-event-coverage.rb: removed (code moved to test/ripper/test_scanner_events.rb).
* ext/ripper/test/list-called-events.rb: removed.
* ext/ripper/test/src_rb: removed.
* ext/ripper/test/validate.rb: removed.
* test/ripper/test_scanner_events.rb: check event coverage.
* ext/ripper/lib/ripper/core.rb.in: update copyright year.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@9273 b2dd03c8-39d4-4d8f-98ff-823fe69b080e