NixOS/nixpkgs — pull request #4922 by offlinehacker (2014-11-10 16:02:20+00:00)
Title: nodePackages: Enable source patching, patch shebangs, patch versions 

This enables patching of node packages and adds patch for shebangs and patch for versions. This pull request replaces https://github.com/NixOS/nixpkgs/pull/4850/files