Re-require Packages

To clear require cache, and auto reload module

Modifies require to enable hot-reloading of code modules. Updates prototypes and other keys on old cache so that old objects would use new methods. Complains about errors but will retain the previous require cache. Handles dependencies, json and an option

Replacement for node.js require that that always reads the required module again from disk. It actually automatically uncaches it before requiring it again for you. This allows changes to become live without restarting node. It is like a simple hot requir