Packages: Updated

Removed unused packages:
- async
- fs-extra

Author: woodyrew

package.json

@@ -13,15 +13,13 @@
   },
   "dependencies": {
     "absolute": "0.0.1",
-    "async": "~0.9.0",
-    "chalk": "^0.5.0",
-    "clone": "^0.1.11",
-    "co-fs-extra": "0.0.2",
+    "chalk": "^1.1.3",
+    "clone": "^1.0.2",
+    "co-fs-extra": "^1.2.1",
     "commander": "^2.6.0",
-    "fs-extra": "~0.10.0",
     "gray-matter": "^2.0.0",
     "has-generators": "^1.0.1",
-    "is": "^2.2.0",
+    "is": "^3.1.0",
     "is-utf8": "~0.2.0",
     "recursive-readdir": "^2.0.0",
     "rimraf": "^2.2.8",
@@ -38,7 +36,7 @@
     "istanbul": "^0.4.1",
     "metalsmith-drafts": "0.0.1",
     "metalsmith-markdown": "0.2.1",
-    "mocha": "^2.2.5"
+    "mocha": "^3.0.2"
   },
   "keywords": [
     "static",