fix(package): update markdown-it to version 8.3.1

greenkeeper[bot] · greenkeeper[bot] · commit 5fec4c580451 · 2017-03-06T15:48:35.000Z
https://greenkeeper.io/
diff --git a/package.json b/package.json
@@ -11,7 +11,7 @@
     "adm-zip": "0.4.7",
     "handlebars": "4.0.6",
     "highlight.js": "9.9.0",
-    "markdown-it": "8.3.0",
+    "markdown-it": "8.3.1",
     "sqlite3": "3.1.8",
     "temp": "0.8.3"
   },
