lotus/router — pull request #22 by janko-m (2014-10-17 08:36:46+00:00)
Title: Switch to Ruby's native JSON parser

Ruby's JSON parser is ~20x faster, because it's written in C.

```
Calculating -------------------------------------
ruby 204 i/100ms
rack 6 i/100ms
-------------------------------------------------
ruby 2071.8 (±5.1%) i/s - 10404 in 5.034635s
rack 68.6 (±4.4%) i/s - 342 in 5.001516s
```