rtomayko/tilt — pull request #159 by ujifgc (2013-01-08 22:00:51+00:00)
Title: Autoload lib/tilt/*.rb

Tilt is requiring a lot of engine classes even if they're not used. As a result memory footprint is excess around 2 MB and load time of app is excess 0.3s.

Implementing ruby true autoload feature solves the problem.