update deps

package.json

@@ -1,7 +1,7 @@
 {
   "name": "jsmd",
   "preferGlobal": true,
-  "version": "0.3.0",
+  "version": "0.3.1",
   "description": "jsmd ensures that you will never have outdated and non-working JavaScript code in your README files.",
   "main": "./lib/jsmd.js",
   "homepage": "https://github.com/vesln/jsmd",
@@ -35,10 +35,10 @@
   ],
   "license": "MIT",
   "dependencies": {
-    "v8-argv": "jkroso/v8-argv#1.0.1",
-    "estraverse": "^1.5.0",
-    "escodegen": "^1.3.2",
-    "marked": "^0.3.2",
-    "esprima": "^2.4.1"
+    "v8-argv": "jkroso/v8-argv#1.1.1",
+    "estraverse": "4",
+    "escodegen": "1",
+    "marked": "0.3",
+    "esprima": "2"
   }
 }