Remove nsfw/useless commands, refactor stuff

util/Canvas.js

@@ -1,4 +1,4 @@
-class CanvasUtil {
+module.exports = class CanvasUtil {
 	static greyscale(ctx, x, y, width, height) {
 		const data = ctx.getImageData(x, y, width, height);
 		for (let i = 0; i < data.data.length; i += 4) {
@@ -93,6 +93,4 @@ class CanvasUtil {
 		while (ctx.measureText(text).width > maxWidth) text = text.substr(0, text.length - 1);
 		return shorten ? `${text}...` : text;
 	}
-}
-
-module.exports = CanvasUtil;
+};

util/Util.js

@@ -5,7 +5,7 @@ const yes = ['yes', 'y', 'ye', 'yeah', 'yup', 'yea'];
 const no = ['no', 'n', 'nah', 'nope'];
 const { SUCCESS_EMOJI_ID } = process.env;
 
-class Util {
+module.exports = class Util {
 	static delay(ms) {
 		return new Promise(resolve => setTimeout(resolve, ms));
 	}
@@ -125,6 +125,4 @@ class Util {
 		if (no.includes(choice)) return false;
 		return false;
 	}
-}
-
-module.exports = Util;
+};