Update references to libFlayer

commands/sources.js

@@ -1,11 +1,11 @@
-var libFlayer = require("../libFlayer.js");
+var libCore = require("../libCore.js");
 
 module.exports = {
     name: 'sources',
     description: 'List RSS Sources',
     execute(message, args) {
 
-        var sourceArray = libFlayer.getSources();
+        var sourceArray = libCore.getSources();
         var sourceString = "";
         sourceArray.forEach(source => {
             sourceString +=`[${source.title}](${source.link}) \n`;