Update dependencies

Author: igorshubovych

package.json

@@ -47,13 +47,13 @@
     "cpr": "~1.0.0",
     "deep-extend": "~0.4.0",
     "lodash": "~3.10.1",
-    "marked": "~0.3.1",
-    "mkdirp": "~0.5.0",
+    "marked": "~0.3.5",
+    "mkdirp": "~0.5.1",
     "ms": "~0.7.1",
     "request": "~2.67.0",
     "rimraf": "~2.5.0",
     "string": "~3.3.1",
-    "unzip2": "^0.2.5",
+    "unzip2": "~0.2.5",
     "wrench": "~1.5.8"
   },
   "devDependencies": {