update dependencies

package.json

@@ -32,7 +32,7 @@
   "readmeFilename": "README.md",
   "gitHead": "f388635a5ab4f4da25702dc0999385d437bdf2bc",
   "dependencies": {
-    "extend": "^2.0.0",
+    "extend": "^3.0.0",
     "json-bigint": "^0.1.4",
     "minimist": "^1.1.1",
     "rc": "^1.0.0"
@@ -40,9 +40,9 @@
   "devDependencies": {
     "bignumber.js": "^2.0.7",
     "docast": "^0.1.1",
-    "glob": "^5.0.3",
+    "glob": "^6.0.0",
     "js-yaml": "^3.2.7",
-    "marked": "^0.3.3",
+    "marked": "^0.3.5",
     "mocha": "^2.2.5",
     "sinon": "^1.15.4"
   }