Web Microframework Benchmark

Results on an old MacBook Air: ``` Ruby 2.1.0 + Hobbit + Hat + puma (-t 8 -w 2) - ~100-150 req/s (Hat = Hobbit app template with i18n, asset pipeline, etc) Ruby 2.1.0 + Hobbit + Hat custom + puma (-t 8 -w 2) - ~1500 req/s (Hat without asset pipeline) Ruby 2.1.0 + Hobbit + puma (-t 8 -w 2) - ~1600 req/s Ruby 2.1.0 + rack + puma (-t 8 -w 2) - ~1600 req/s Golang 1.3.1 + net/http - ~2700 req/s Elixir 1.0.0 + Phoenix 0.4.1 - ~1300 req/s Clojure 1.6.0 + ring 1.3.1 - ~5000 req/s Clojure 1.6.0 + ring 1.3.1 + slim - ~270 req/s ``` YMMV.