Freshen packages, use fs-extra to delete temp dir

app.js

@@ -34,7 +34,7 @@ var nopt = require('nopt'),
     path = require('path'),
     async = require('async'),
     LRU = require('lru-cache'),
-    fs = require('fs');
+    fs = require('fs-extra');
 
 var opts = nopt({
         'env': [String],
@@ -190,10 +190,7 @@ function compile(req, res) {
                             cacheStats();
                         }
                         res.end(result);
-                        fs.unlink(outputFilename, function() { 
-                            fs.unlink(inputFilename, 
-                                function() { fs.rmdir(dirPath); });
-                        });
+                        fs.remove(dirPath);
                         taskFinished();
                     });
             });

package.json

@@ -8,12 +8,12 @@
   },
   "main": "./app.js",
   "dependencies": {
-      "connect": "2.3.x",
-      "async": "0.1.x",
+      "connect": "2.14.x",
+      "async": "0.7.x",
+      "fs-extra": "0.8.x",
       "nopt": "1.0.x",
-      "temp": "0.4.x",
-      "ffi": "1.2.x",
-      "lru-cache": "2.2.x"
+      "temp": "0.7.x",
+      "lru-cache": "2.5.x"
   },
   "devDependencies": {
       "supervisor": "0.3.1"