chore(package): update dependencies

http://greenkeeper.io/

package.json

@@ -29,44 +29,44 @@
     "css/ol.css"
   ],
   "dependencies": {
-    "async": "0.9.0",
-    "bluebird": "^2.10.1",
-    "browserify": "9.0.3",
+    "async": "1.5.0",
+    "bluebird": "^3.0.5",
+    "browserify": "12.0.1",
     "closure-util": "1.8.0",
-    "derequire": "2.0.2",
-    "fs-extra": "0.12.0",
-    "glob": "5.0.3",
-    "graceful-fs": "3.0.2",
-    "handlebars": "3.0.1",
+    "derequire": "2.0.3",
+    "fs-extra": "0.26.0",
+    "glob": "5.0.15",
+    "graceful-fs": "4.1.2",
+    "handlebars": "4.0.4",
     "jsdoc-fork": "^4.0.0-beta.1",
     "marked": "0.3.5",
     "metalsmith": "2.1.0",
     "metalsmith-layouts": "1.4.2",
-    "nomnom": "1.8.0",
+    "nomnom": "1.8.1",
     "pbf": "1.3.5",
     "pixelworks": "1.0.0",
-    "rbush": "1.3.5",
-    "temp": "0.8.1",
+    "rbush": "1.4.1",
+    "temp": "0.8.3",
     "vector-tile": "1.1.3",
-    "walk": "2.3.4"
+    "walk": "2.3.9"
   },
   "devDependencies": {
-    "clean-css": "2.2.16",
-    "coveralls": "2.11.2",
+    "clean-css": "3.4.6",
+    "coveralls": "2.11.4",
     "debounce": "^1.0.0",
     "expect.js": "0.3.1",
     "gaze": "^0.5.1",
-    "istanbul": "0.3.13",
-    "jquery": "2.1.1",
+    "istanbul": "0.4.0",
+    "jquery": "2.1.4",
     "jshint": "2.8.0",
-    "mocha": "1.21.5",
+    "mocha": "2.3.3",
     "mocha-phantomjs-core": "^1.2.1",
-    "mustache": "2.1.3",
+    "mustache": "2.2.0",
     "phantomjs": "1.9.18",
     "proj4": "2.3.12",
-    "resemblejs": "1.2.0",
-    "sinon": "1.10.3",
-    "slimerjs-edge": "0.10.0-pre-2",
+    "resemblejs": "1.3.1",
+    "sinon": "1.17.2",
+    "slimerjs-edge": "0.10.0-pre-3",
     "wrench": "1.5.8"
   },
   "ext": [