Update deps

package.json

@@ -5,6 +5,7 @@
   "author": "Enrico Fasoli <fazius2009@gmail.com>",
   "description": "Il miglior amico della 5IA",
   "dependencies": {
+    "async": "^1.4.2",
     "chai": "^2.3.0",
     "cheerio": "^0.19.0",
     "coffee-coverage": "^0.4.6",

scripts/memes.coffee

@@ -5,6 +5,9 @@
 #   hubot meme <template>,<upper title>,<lower title> - genera un meme
 #   hubot memes [-v] - mostra i templates disponibili
 #
+# Dependencies:
+#   "async": "1.4.2"
+#
 # Configuration:
 #   None
 #
@@ -33,7 +36,6 @@ module.exports = (robot) ->
                if robot.adapterName is 'tg' then cb else ''
 
       cb() if robot.adapterName isnt 'tg'
-         
 
   memegen = 'http://memegen.link/'