Magration to node-gyp, fixed compatibility issues with node 0.10.x

[twoRoger]

Migration from eio_custom to uv_queue_work

node-gyp

[pkrumins]

Thanks! This is really interesting - two people submitted the same patch for migrating to node 0.10 at (almost) the same time! Now which patch do I accept?

The other patch is: https://github.com/pkrumins/node-jpeg/pull/16

Let's review both patches and accept the best one!