add emmet updater

demo/kitchen-sink/demo.js

@@ -520,10 +520,10 @@ new StatusBar(env.editor, cmdLine.container);
 
 
 var Emmet = require("ace/ext/emmet");
-net.loadScript("https://rawgithub.com/nightwing/emmet-core/master/emmet.js", function() {
+net.loadScript("http://nightwing.github.io/emmet-core/emmet.js", function() {
     Emmet.setCore(window.emmet);
     env.editor.setOption("enableEmmet", true);
-})
+});
 
 
 // require("ace/placeholder").PlaceHolder;

tool/update_deps.js

@@ -3,6 +3,7 @@ var https = require("https")
   , url = require("url")
   , fs = require("fs");
 
+var async = require("asyncjs");
 var rootDir = __dirname + "/../lib/ace/";
 
 var deps = [{
@@ -49,9 +50,30 @@ var deps = [{
             + 'module.exports = req("jshint");\n';
         return src;
     }
+}, {
+    path: "ext/emmet-core.js",
+    url: [
+        "https://raw.github.com/sergeche/emmet-sublime/master/emmet/emmet-app.js",
+        "https://raw.github.com/sergeche/emmet-sublime/master/emmet/snippets.json"
+    ],
+    postProcess: function(data) {
+        return data[0]
+            .replace("define(emmet)", "define('emmet', [], emmet)")
+            .replace(/(emmet.define\('bootstrap'.*)[\s\S]*$/, function(_, x) {
+                return x + "\n" +
+                    "var snippets = " + data[1] + ";\n" +
+                    "var res = require('resources');\n" +
+                    "var userData = res.getVocabulary('user') || {};\n" +
+                    "res.setVocabulary(require('utils').deepMerge(userData, snippets), 'user');\n" +
+                    "});";
+        });
+    }
 }];
 
 var download = function(href, callback) {
+    if (Array.isArray(href))
+        return async.map(href, download, callback);
+
     var options = url.parse(href);
     var protocol = options.protocol === "https:" ? https : http;
     console.log("connecting to " + options.host + " " + options.path);
@@ -64,13 +86,13 @@ var download = function(href, callback) {
         });
 
         res.on("end", function(){
-			callback(data);
+            callback(null, data);
         });
     });
 };
 
 var getDep = function(dep) {
-	download(dep.url, function(data) {
+    download(dep.url, function(err, data) {
         if (dep.postProcess)
             data = dep.postProcess(data);
         if (dep.needsFixup)
@@ -85,7 +107,7 @@ var getDep = function(dep) {
     });
 };
 
-deps.forEach(getDep);
+deps.slice(-1).forEach(getDep);
 
 // coffee-script
 void function(){
@@ -112,7 +134,7 @@ void function(){
     var downloads = {}, counter = 0;
 
     deps.forEach(function(x) {
-		download(x.href, function(data) {
+        download(x.href, function(err, data) {
             counter++;
             downloads[x.name] = data;
             if (counter == deps.length)