v4.0.0 Update - Automatic tournament reminders

This update introduces an automatic tournament reminder system, which messages users an hour before their tournaments begin. There are also several other fixes/changes scattered throughout the code.

package.json

@@ -1,16 +1,17 @@
 {
   "name": "tournabot",
-  "version": "3.0.1",
+  "version": "4.0.0",
   "description": "Streamline smash.gg tournaments and improve user quality-of-life.",
   "main": "index.js",
   "scripts": {
     "build": "npm install && npm update && echo Build complete.",
     "start": "node index.js",
     "test": "nodemon -e js"
   },
-  "author": "Ayaan Govil",
+  "author": "Ayaan-Govil",
   "license": "GPL-3.0",
   "dependencies": {
+    "accurate-interval": "^1.0.9",
     "discord.js": "^12.4.1",
     "edit-json-file": "^1.5.0",
     "es6-promise": "^4.2.8",
@@ -19,7 +20,9 @@
     "mongoose": "^5.10.13",
     "node-fetch": "^2.6.1",
     "node-vibrant": "^3.1.6",
+    "nodemon": "^2.0.7",
     "replaceall": "^0.1.6",
+    "set-accurate-timeout": "^1.0.1",
     "urllib": "^2.36.1"
   }
 }