Switch to @mapbox/node-pre-gyp

Refs noble#26

Author: akx

lib/native.js

@@ -1,6 +1,6 @@
 var events = require('events');
 
-var binary = require('node-pre-gyp');
+var binary = require('@mapbox/node-pre-gyp');
 var path = require('path');
 var binding_path = binary.find(path.resolve(path.join(__dirname,'../package.json')));
 var binding = require(binding_path);