[SVN] r9078 (Ruby on Rails)

[Michael Sheets]

Move to the main TextMate library functions where possible.

* refresh_project_drawer is now rescan_project
* exit_codes switched to main library.
* Move almost all dialog methods away from CocoaDialog to tm_dialog.
* Remove unused call_with_progress

Changed:
U   trunk/Bundles/Ruby on Rails.tmbundle/Support/bin/create_partial_from_selection.rb
U   trunk/Bundles/Ruby on Rails.tmbundle/Support/bin/generate.rb
U   trunk/Bundles/Ruby on Rails.tmbundle/Support/bin/generate_quick_migration.rb
U   trunk/Bundles/Ruby on Rails.tmbundle/Support/bin/list_plugins.rb
U   trunk/Bundles/Ruby on Rails.tmbundle/Support/bin/rake_helper.rb
U   trunk/Bundles/Ruby on Rails.tmbundle/Support/lib/rails/command_go_to_file.rb
U   trunk/Bundles/Ruby on Rails.tmbundle/Support/lib/rails/text_mate.rb
U   trunk/Bundles/Ruby on Rails.tmbundle/Support/lib/rails_bundle_tools.rb
U   trunk/Bundles/Ruby on Rails.tmbundle/Support/test/text_mate_mock.rb