Rapptz/sol — pull request #27 by ThePhD (2014-05-30 23:12:24+00:00)
Title: Adding std::function functionality for easier interop

std::function is now obtainable from stack::get easily (simple conversion from sol::function). Preserves returns and type safety. Do not have a use case yet to also try making it work on stack::push, but will have to remember how to do that sometime when it comes up.