Fix linting issues

events/guildMemberAdd.js

 /* global process */
 const settings = JSON.parse(process.env.SOCS);
 module.exports = (client, member) => {
-
   if (process.env.DEBUG === 'true') {
-    console.log("DEBUG: Incoming event: ", "guildMemberAdd");
+    console.log('DEBUG: Incoming event: ', 'guildMemberAdd');
   }
 
   const greeting = `Hey ${member}, welcome to the server`;

index.js

@@ -16,7 +16,7 @@ fs.readdir('./events/', (err, files) => {
     const eventHandler = require(`./events/${file}`);
     const eventName = file.split('.')[0];
     if (process.env.DEBUG === 'true') {
-      console.log("DEBUG: Registering eventhandler for event: ", eventName);
+      console.log('DEBUG: Registering eventhandler for event: ', eventName);
     }
     client.on(eventName, (...args) => eventHandler(client, ...args));
   });