The Ruby Web Benchmark Report added.
Benchmark links.
Cuba framework added.
Sourcegraph added.
SDK section added.
Thoughtbot stuff added.
Lotus web framework.
Rack section.
CSS section updated.
Formulaic gem.
Profiling section.
Rubyzip gem.
Sucker Punch gem.
ruby-prof gem.
Merge branch 'master' of https://github.com/dreikanter/ruby-bookmarks