Updated package.json

package.json

@@ -7,8 +7,8 @@
     "doc": "docs"
   },
   "dependencies": {
-    "async": "^1.5.2",
-    "base64url": "^1.0.4",
+    "async": "^2.1.4",
+    "base64url": "^2.0.0",
     "bluebird": "^3.1.1",
     "body-parser": "^1.12.4",
     "bookshelf": "^0.10.2",
@@ -20,21 +20,21 @@
     "dotenv": "^2.0.0",
     "ejs": "^2.3.3",
     "express": "^4.12.4",
-    "express-winston": "^1.3.0",
+    "express-winston": "^2.1.2",
     "gulp-concat": "^2.6.1",
-    "jsonwebtoken": "^5.0.2",
+    "jsonwebtoken": "^7.2.1",
     "knex": "^0.12.6",
     "lodash": "^4.3.0",
     "moment": "^2.10.3",
-    "moment-timezone": "^0.4.0",
+    "moment-timezone": "^0.5.11",
     "morgan": "^1.6.0",
     "request": "^2.57.0",
     "serve-static": "^1.10.0",
     "sprintf-js": "^1.0.3",
     "sqlite3": "^3.1.8",
     "streamifier": "^0.1.1",
     "useragent": "^2.1.9",
-    "winston": "^1.0.0",
+    "winston": "^2.3.0",
     "winston-loggly": "^1.2.0",
     "xtend": "^4.0.1",
     "yamlparser": "0.0.2"