appcelerator/alloy — pull request #141 by FokkeZB (2013-05-31 08:22:26+00:00)
Title: Added option to disable selective copying of builtins (part of ALOY-620)

Another option to speed up compilation during development, by just copying all instead of only used builtins. This will speed up in particular if we also add the option to not cleanup on each compile.