wip: spec: add spec_helpers/ dir
wip: bundler: clean up Gemfile
wip: rake: edit Rakefile
wip: boot: disuse Bundler.require
wip: webapi: base: load padrino, mongoid
wip: webapi: controllers: use absolute module path
wip: edit registry_core.rb
wip: rubygems: edit gemspec
wip: spec_helper: use spec_helpers