add multiparty

package.json

@@ -53,6 +53,7 @@
     "mandrill-api": "^1.0.45",
     "masterquest-sqlite3": "git+https://git.daplie.com/node/masterquest-sqlite3.git",
     "mkdirp": "^0.5.1",
+    "multiparty": "^4.1.3",
     "nodemailer": "^1.4.0",
     "nodemailer-mailgun-transport": "1.x",
     "oauthcommon": "git+https://git.daplie.com/node/oauthcommon.git",