fix(packages): upgrade package versions to fix io.js bug

apm/package.json

@@ -6,6 +6,6 @@
     "url": "https://github.com/atom/atom.git"
   },
   "dependencies": {
-    "atom-package-manager": "0.134.0"
+    "atom-package-manager": "0.135.0"
   }
 }

package.json

@@ -43,13 +43,13 @@
     "less-cache": "0.21",
     "marked": "^0.3",
     "mixto": "^1",
-    "mkdirp": "0.3.5",
+    "mkdirp": "^0.5",
     "nslog": "^2.0.0",
     "oniguruma": "^4.0.0",
     "optimist": "0.4.0",
-    "pathwatcher": "^3.1.0",
+    "pathwatcher": "^4.0",
     "property-accessors": "^1",
-    "bluebird": "^2.6.4",
+    "bluebird": "^2.9",
     "random-words": "0.0.1",
     "react-atom-fork": "^0.11.5",
     "reactionary-atom-fork": "^1.0.0",
@@ -65,11 +65,10 @@
     "space-pen": "3.8.2",
     "stacktrace-parser": "0.1.1",
     "temp": "0.7.0",
-    "text-buffer": "^4.0.0",
+    "text-buffer": "^4.0",
     "theorist": "^1.0.2",
     "underscore-plus": "^1.6.6",
     "vm-compatibility-layer": "0.1.0",
-    "text-buffer": "^3.0.1",
     "theorist": "^1",
     "vm-compatibility-layer": "0.1.0",
     "react": "^0.12.2",

src/flux/stores/file-download-store.coffee

@@ -3,6 +3,7 @@ fs = require 'fs'
 ipc = require 'ipc'
 path = require 'path'
 shell = require 'shell'
+mkdirp = require 'mkdirp'
 Reflux = require 'reflux'
 _ = require 'underscore-plus'
 Actions = require '../actions'
@@ -63,8 +64,7 @@ FileDownloadStore = Reflux.createStore
 
     @_downloads = []
     @_downloadDirectory = "#{atom.getConfigDirPath()}/downloads"
-    fs.exists @_downloadDirectory, (exists) =>
-      fs.mkdir(@_downloadDirectory) unless exists
+    mkdirp(@_downloadDirectory)
 
   ######### PUBLIC #######################################################