Update dependencies.

package.json

@@ -40,19 +40,19 @@
     "sinon-chai": "^2.6.0"
   },
   "optionalDependencies": {
-    "fsevents": "^1.2.2"
+    "fsevents": "^1.2.7"
   },
   "dependencies": {
     "anymatch": "^2.0.0",
-    "async-each": "^1.0.0",
-    "braces": "^2.3.0",
+    "async-each": "^1.0.1",
+    "braces": "^2.3.2",
     "glob-parent": "^3.1.0",
-    "inherits": "^2.0.1",
+    "inherits": "^2.0.3",
     "is-binary-path": "^1.0.0",
     "is-glob": "^4.0.0",
-    "normalize-path": "^2.1.1",
+    "normalize-path": "^3.0.0",
     "path-is-absolute": "^1.0.0",
-    "readdirp": "^2.0.0",
-    "upath": "^1.0.5"
+    "readdirp": "^2.2.1",
+    "upath": "^1.1.0"
   }
 }