sqlite3 version bump to 4

Author: Chan-Chun

package.json

@@ -25,7 +25,7 @@
     "request": "^2.85.0",
     "semver": "^5.5.0",
     "socket.io": "^2.0.4",
-    "sqlite3": "^3.1.13",
+    "sqlite3": "^4.0.2",
     "xutil": "^1.0.11"
   },
   "devDependencies": {