Use built-in url module instead of url-join

lib/server/server.coffee

@@ -1,12 +1,12 @@
 request = require('request')
-urljoin = require('url-join')
+urlResolve = require('url').resolve
 async = require('async')
 config = require('../config')
 token = require('../token/token')
 
 exports.request = (method = 'GET', url, json, callback) ->
 	method = method.toUpperCase()
-	url = urljoin(config.remoteUrl, url)
+	url = urlResolve(config.remoteUrl, url)
 
 	async.waterfall [
 

package.json

@@ -26,7 +26,6 @@
   },
   "dependencies": {
     "request": "~2.47.0",
-    "url-join": "0.0.1",
     "lodash": "~2.4.1",
     "async": "~0.9.0",
     "rimraf": "~2.2.8",